Home / 47,506,929.60-71,260,394.40-40,704,484.80

Finding the Fourth Proportional to 47,506,929.60, 71,260,394.40 and 40,704,484.80

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Solution

The fourth proportional to 47,506,929.60, 71,260,394.40 and 40,704,484.80 is: 61,056,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,506,929.60 : 71,260,394.40 = 40,704,484.80 : x
  2. Step 2: Convert to fraction form
    47,506,929.60/71,260,394.40 = 40,704,484.80/x
  3. Step 3: Cross multiply
    47,506,929.60x = 71,260,394.40 × 40,704,484.80
  4. Step 4: Simplify right side
    47,506,929.60x = 2,900,617,640,696,805
  5. Step 5: Solve for x
    x = 2,900,617,640,696,805/47,506,929.60
  6. Step 6: Final answer
    x = 61,056,727.20

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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.