Home / 61,947,005.40-92,920,508.10-18,816,125.40

Finding the Fourth Proportional to 61,947,005.40, 92,920,508.10 and 18,816,125.40

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Solution

The fourth proportional to 61,947,005.40, 92,920,508.10 and 18,816,125.40 is: 28,224,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947,005.40 : 92,920,508.10 = 18,816,125.40 : x
  2. Step 2: Convert to fraction form
    61,947,005.40/92,920,508.10 = 18,816,125.40/x
  3. Step 3: Cross multiply
    61,947,005.40x = 92,920,508.10 × 18,816,125.40
  4. Step 4: Simplify right side
    61,947,005.40x = 1,748,403,932,641,315.50
  5. Step 5: Solve for x
    x = 1,748,403,932,641,315.50/61,947,005.40
  6. Step 6: Final answer
    x = 28,224,188.10

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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.