Home / 28,123,324-38,814,328.56-17,811,005.92

Finding the Fourth Proportional to 28,123,324, 38,814,328.56 and 17,811,005.92

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Solution

The fourth proportional to 28,123,324, 38,814,328.56 and 17,811,005.92 is: 24,581,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,123,324 : 38,814,328.56 = 17,811,005.92 : x
  2. Step 2: Convert to fraction form
    28,123,324/38,814,328.56 = 17,811,005.92/x
  3. Step 3: Cross multiply
    28,123,324x = 38,814,328.56 × 17,811,005.92
  4. Step 4: Simplify right side
    28,123,324x = 691,322,235,762,985.12
  5. Step 5: Solve for x
    x = 691,322,235,762,985.12/28,123,324
  6. Step 6: Final answer
    x = 24,581,811.02

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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.