Home / 19,488,122.32-29,218,897.08-9,884,983.36

Finding the Fourth Proportional to 19,488,122.32, 29,218,897.08 and 9,884,983.36

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Solution

The fourth proportional to 19,488,122.32, 29,218,897.08 and 9,884,983.36 is: 14,820,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488,122.32 : 29,218,897.08 = 9,884,983.36 : x
  2. Step 2: Convert to fraction form
    19,488,122.32/29,218,897.08 = 9,884,983.36/x
  3. Step 3: Cross multiply
    19,488,122.32x = 29,218,897.08 × 9,884,983.36
  4. Step 4: Simplify right side
    19,488,122.32x = 288,828,311,433,352.56
  5. Step 5: Solve for x
    x = 288,828,311,433,352.56/19,488,122.32
  6. Step 6: Final answer
    x = 14,820,735.76

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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.