Home / 70,010,038.55-96,611,320.58-38,647,413.92

Finding the Fourth Proportional to 70,010,038.55, 96,611,320.58 and 38,647,413.92

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Solution

The fourth proportional to 70,010,038.55, 96,611,320.58 and 38,647,413.92 is: 53,332,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,010,038.55 : 96,611,320.58 = 38,647,413.92 : x
  2. Step 2: Convert to fraction form
    70,010,038.55/96,611,320.58 = 38,647,413.92/x
  3. Step 3: Cross multiply
    70,010,038.55x = 96,611,320.58 × 38,647,413.92
  4. Step 4: Simplify right side
    70,010,038.55x = 3,733,777,695,136,781
  5. Step 5: Solve for x
    x = 3,733,777,695,136,781/70,010,038.55
  6. Step 6: Final answer
    x = 53,332,033.13

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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.