Home / 10,797,670.50-14,900,962.32-6,447,136.98

Finding the Fourth Proportional to 10,797,670.50, 14,900,962.32 and 6,447,136.98

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Solution

The fourth proportional to 10,797,670.50, 14,900,962.32 and 6,447,136.98 is: 8,897,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797,670.50 : 14,900,962.32 = 6,447,136.98 : x
  2. Step 2: Convert to fraction form
    10,797,670.50/14,900,962.32 = 6,447,136.98/x
  3. Step 3: Cross multiply
    10,797,670.50x = 14,900,962.32 × 6,447,136.98
  4. Step 4: Simplify right side
    10,797,670.50x = 96,068,545,210,858.61
  5. Step 5: Solve for x
    x = 96,068,545,210,858.61/10,797,670.50
  6. Step 6: Final answer
    x = 8,897,154.73

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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.