Home / 57,478,459.20-86,217,688.80-37,071,124.80

Finding the Fourth Proportional to 57,478,459.20, 86,217,688.80 and 37,071,124.80

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Solution

The fourth proportional to 57,478,459.20, 86,217,688.80 and 37,071,124.80 is: 55,606,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,478,459.20 : 86,217,688.80 = 37,071,124.80 : x
  2. Step 2: Convert to fraction form
    57,478,459.20/86,217,688.80 = 37,071,124.80/x
  3. Step 3: Cross multiply
    57,478,459.20x = 86,217,688.80 × 37,071,124.80
  4. Step 4: Simplify right side
    57,478,459.20x = 3,196,186,701,472,362
  5. Step 5: Solve for x
    x = 3,196,186,701,472,362/57,478,459.20
  6. Step 6: Final answer
    x = 55,606,687.20

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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.