Home / 21,006,024.60-31,509,036.90-5,049,672.60

Finding the Fourth Proportional to 21,006,024.60, 31,509,036.90 and 5,049,672.60

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Solution

The fourth proportional to 21,006,024.60, 31,509,036.90 and 5,049,672.60 is: 7,574,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,006,024.60 : 31,509,036.90 = 5,049,672.60 : x
  2. Step 2: Convert to fraction form
    21,006,024.60/31,509,036.90 = 5,049,672.60/x
  3. Step 3: Cross multiply
    21,006,024.60x = 31,509,036.90 × 5,049,672.60
  4. Step 4: Simplify right side
    21,006,024.60x = 159,110,320,286,318.91
  5. Step 5: Solve for x
    x = 159,110,320,286,318.91/21,006,024.60
  6. Step 6: Final answer
    x = 7,574,508.90

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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.