Home / 39,864,479.40-59,796,719.10-39,108,652.20

Finding the Fourth Proportional to 39,864,479.40, 59,796,719.10 and 39,108,652.20

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Solution

The fourth proportional to 39,864,479.40, 59,796,719.10 and 39,108,652.20 is: 58,662,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864,479.40 : 59,796,719.10 = 39,108,652.20 : x
  2. Step 2: Convert to fraction form
    39,864,479.40/59,796,719.10 = 39,108,652.20/x
  3. Step 3: Cross multiply
    39,864,479.40x = 59,796,719.10 × 39,108,652.20
  4. Step 4: Simplify right side
    39,864,479.40x = 2,338,569,089,982,997.50
  5. Step 5: Solve for x
    x = 2,338,569,089,982,997.50/39,864,479.40
  6. Step 6: Final answer
    x = 58,662,978.30

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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.