Home / 19,700,998.30-29,551,497.45-10,631,071.90

Finding the Fourth Proportional to 19,700,998.30, 29,551,497.45 and 10,631,071.90

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Solution

The fourth proportional to 19,700,998.30, 29,551,497.45 and 10,631,071.90 is: 15,946,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700,998.30 : 29,551,497.45 = 10,631,071.90 : x
  2. Step 2: Convert to fraction form
    19,700,998.30/29,551,497.45 = 10,631,071.90/x
  3. Step 3: Cross multiply
    19,700,998.30x = 29,551,497.45 × 10,631,071.90
  4. Step 4: Simplify right side
    19,700,998.30x = 314,164,094,143,616.69
  5. Step 5: Solve for x
    x = 314,164,094,143,616.69/19,700,998.30
  6. Step 6: Final answer
    x = 15,946,607.85

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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.