Home / 62,390,999.28-86,070,565.26-40,371,606.93

Finding the Fourth Proportional to 62,390,999.28, 86,070,565.26 and 40,371,606.93

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Solution

The fourth proportional to 62,390,999.28, 86,070,565.26 and 40,371,606.93 is: 55,694,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390,999.28 : 86,070,565.26 = 40,371,606.93 : x
  2. Step 2: Convert to fraction form
    62,390,999.28/86,070,565.26 = 40,371,606.93/x
  3. Step 3: Cross multiply
    62,390,999.28x = 86,070,565.26 × 40,371,606.93
  4. Step 4: Simplify right side
    62,390,999.28x = 3,474,807,028,919,633.50
  5. Step 5: Solve for x
    x = 3,474,807,028,919,633.50/62,390,999.28
  6. Step 6: Final answer
    x = 55,694,043.52

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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.