Home / 28,088,132.40-42,142,696.20-11,060,675.28

Finding the Fourth Proportional to 28,088,132.40, 42,142,696.20 and 11,060,675.28

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Solution

The fourth proportional to 28,088,132.40, 42,142,696.20 and 11,060,675.28 is: 16,595,146.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,088,132.40 : 42,142,696.20 = 11,060,675.28 : x
  2. Step 2: Convert to fraction form
    28,088,132.40/42,142,696.20 = 11,060,675.28/x
  3. Step 3: Cross multiply
    28,088,132.40x = 42,142,696.20 × 11,060,675.28
  4. Step 4: Simplify right side
    28,088,132.40x = 466,126,678,091,889.94
  5. Step 5: Solve for x
    x = 466,126,678,091,889.94/28,088,132.40
  6. Step 6: Final answer
    x = 16,595,146.71

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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.