Home / 47,139,479.61-70,712,208.09-14,792,658.90

Finding the Fourth Proportional to 47,139,479.61, 70,712,208.09 and 14,792,658.90

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Solution

The fourth proportional to 47,139,479.61, 70,712,208.09 and 14,792,658.90 is: 22,189,926.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,139,479.61 : 70,712,208.09 = 14,792,658.90 : x
  2. Step 2: Convert to fraction form
    47,139,479.61/70,712,208.09 = 14,792,658.90/x
  3. Step 3: Cross multiply
    47,139,479.61x = 70,712,208.09 × 14,792,658.90
  4. Step 4: Simplify right side
    47,139,479.61x = 1,046,021,574,341,190.62
  5. Step 5: Solve for x
    x = 1,046,021,574,341,190.62/47,139,479.61
  6. Step 6: Final answer
    x = 22,189,926.21

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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.