Home / 28,510,034.34-39,344,677.38-16,119,861.75

Finding the Fourth Proportional to 28,510,034.34, 39,344,677.38 and 16,119,861.75

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Solution

The fourth proportional to 28,510,034.34, 39,344,677.38 and 16,119,861.75 is: 22,245,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,034.34 : 39,344,677.38 = 16,119,861.75 : x
  2. Step 2: Convert to fraction form
    28,510,034.34/39,344,677.38 = 16,119,861.75/x
  3. Step 3: Cross multiply
    28,510,034.34x = 39,344,677.38 × 16,119,861.75
  4. Step 4: Simplify right side
    28,510,034.34x = 634,230,759,963,952.25
  5. Step 5: Solve for x
    x = 634,230,759,963,952.25/28,510,034.34
  6. Step 6: Final answer
    x = 22,245,878.50

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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.