Home / 28,392,419.70-42,532,642.35-16,411,158.90

Finding the Fourth Proportional to 28,392,419.70, 42,532,642.35 and 16,411,158.90

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Solution

The fourth proportional to 28,392,419.70, 42,532,642.35 and 16,411,158.90 is: 24,584,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,392,419.70 : 42,532,642.35 = 16,411,158.90 : x
  2. Step 2: Convert to fraction form
    28,392,419.70/42,532,642.35 = 16,411,158.90/x
  3. Step 3: Cross multiply
    28,392,419.70x = 42,532,642.35 × 16,411,158.90
  4. Step 4: Simplify right side
    28,392,419.70x = 698,009,952,042,719.50
  5. Step 5: Solve for x
    x = 698,009,952,042,719.50/28,392,419.70
  6. Step 6: Final answer
    x = 24,584,377.08

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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.