Home / 17,657,893.60-26,486,840.40-7,020,325.60

Finding the Fourth Proportional to 17,657,893.60, 26,486,840.40 and 7,020,325.60

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Solution

The fourth proportional to 17,657,893.60, 26,486,840.40 and 7,020,325.60 is: 10,530,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,657,893.60 : 26,486,840.40 = 7,020,325.60 : x
  2. Step 2: Convert to fraction form
    17,657,893.60/26,486,840.40 = 7,020,325.60/x
  3. Step 3: Cross multiply
    17,657,893.60x = 26,486,840.40 × 7,020,325.60
  4. Step 4: Simplify right side
    17,657,893.60x = 185,946,243,723,234.22
  5. Step 5: Solve for x
    x = 185,946,243,723,234.22/17,657,893.60
  6. Step 6: Final answer
    x = 10,530,488.40

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Similar ratio
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1.5x scale

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.