Home / 19,037,071.92-28,544,876.88-6,254,144.40

Finding the Fourth Proportional to 19,037,071.92, 28,544,876.88 and 6,254,144.40

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Solution

The fourth proportional to 19,037,071.92, 28,544,876.88 and 6,254,144.40 is: 9,377,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037,071.92 : 28,544,876.88 = 6,254,144.40 : x
  2. Step 2: Convert to fraction form
    19,037,071.92/28,544,876.88 = 6,254,144.40/x
  3. Step 3: Cross multiply
    19,037,071.92x = 28,544,876.88 × 6,254,144.40
  4. Step 4: Simplify right side
    19,037,071.92x = 178,523,781,887,741.47
  5. Step 5: Solve for x
    x = 178,523,781,887,741.47/19,037,071.92
  6. Step 6: Final answer
    x = 9,377,691.20

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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.