Home / 60,689,570.40-91,034,355.60-42,195,423.60

Finding the Fourth Proportional to 60,689,570.40, 91,034,355.60 and 42,195,423.60

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Solution

The fourth proportional to 60,689,570.40, 91,034,355.60 and 42,195,423.60 is: 63,293,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,689,570.40 : 91,034,355.60 = 42,195,423.60 : x
  2. Step 2: Convert to fraction form
    60,689,570.40/91,034,355.60 = 42,195,423.60/x
  3. Step 3: Cross multiply
    60,689,570.40x = 91,034,355.60 × 42,195,423.60
  4. Step 4: Simplify right side
    60,689,570.40x = 3,841,233,196,695,032
  5. Step 5: Solve for x
    x = 3,841,233,196,695,032/60,689,570.40
  6. Step 6: Final answer
    x = 63,293,135.40

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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.