Home / 19,508,946.30-29,281,576.59-9,931,494.78

Finding the Fourth Proportional to 19,508,946.30, 29,281,576.59 and 9,931,494.78

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Solution

The fourth proportional to 19,508,946.30, 29,281,576.59 and 9,931,494.78 is: 14,906,485.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,946.30 : 29,281,576.59 = 9,931,494.78 : x
  2. Step 2: Convert to fraction form
    19,508,946.30/29,281,576.59 = 9,931,494.78/x
  3. Step 3: Cross multiply
    19,508,946.30x = 29,281,576.59 × 9,931,494.78
  4. Step 4: Simplify right side
    19,508,946.30x = 290,809,825,053,755.19
  5. Step 5: Solve for x
    x = 290,809,825,053,755.19/19,508,946.30
  6. Step 6: Final answer
    x = 14,906,485.50

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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.