Home / 62,606,570.80-93,909,856.20-38,420,100.40

Finding the Fourth Proportional to 62,606,570.80, 93,909,856.20 and 38,420,100.40

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Solution

The fourth proportional to 62,606,570.80, 93,909,856.20 and 38,420,100.40 is: 57,630,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,606,570.80 : 93,909,856.20 = 38,420,100.40 : x
  2. Step 2: Convert to fraction form
    62,606,570.80/93,909,856.20 = 38,420,100.40/x
  3. Step 3: Cross multiply
    62,606,570.80x = 93,909,856.20 × 38,420,100.40
  4. Step 4: Simplify right side
    62,606,570.80x = 3,608,026,103,753,562.50
  5. Step 5: Solve for x
    x = 3,608,026,103,753,562.50/62,606,570.80
  6. Step 6: Final answer
    x = 57,630,150.60

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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.