Home / 62,913,600.12-86,803,223.40-40,577,134.80

Finding the Fourth Proportional to 62,913,600.12, 86,803,223.40 and 40,577,134.80

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Solution

The fourth proportional to 62,913,600.12, 86,803,223.40 and 40,577,134.80 is: 55,985,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,913,600.12 : 86,803,223.40 = 40,577,134.80 : x
  2. Step 2: Convert to fraction form
    62,913,600.12/86,803,223.40 = 40,577,134.80/x
  3. Step 3: Cross multiply
    62,913,600.12x = 86,803,223.40 × 40,577,134.80
  4. Step 4: Simplify right side
    62,913,600.12x = 3,522,226,096,976,314.50
  5. Step 5: Solve for x
    x = 3,522,226,096,976,314.50/62,913,600.12
  6. Step 6: Final answer
    x = 55,985,130.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.