Home / 61,946,998.90-92,920,498.35-18,816,118.90

Finding the Fourth Proportional to 61,946,998.90, 92,920,498.35 and 18,816,118.90

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Solution

The fourth proportional to 61,946,998.90, 92,920,498.35 and 18,816,118.90 is: 28,224,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,946,998.90 : 92,920,498.35 = 18,816,118.90 : x
  2. Step 2: Convert to fraction form
    61,946,998.90/92,920,498.35 = 18,816,118.90/x
  3. Step 3: Cross multiply
    61,946,998.90x = 92,920,498.35 × 18,816,118.90
  4. Step 4: Simplify right side
    61,946,998.90x = 1,748,403,145,200,853.50
  5. Step 5: Solve for x
    x = 1,748,403,145,200,853.50/61,946,998.90
  6. Step 6: Final answer
    x = 28,224,178.35

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.