Home / 19,392,425.10-29,088,637.65-19,108,989.90

Finding the Fourth Proportional to 19,392,425.10, 29,088,637.65 and 19,108,989.90

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Solution

The fourth proportional to 19,392,425.10, 29,088,637.65 and 19,108,989.90 is: 28,663,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392,425.10 : 29,088,637.65 = 19,108,989.90 : x
  2. Step 2: Convert to fraction form
    19,392,425.10/29,088,637.65 = 19,108,989.90/x
  3. Step 3: Cross multiply
    19,392,425.10x = 29,088,637.65 × 19,108,989.90
  4. Step 4: Simplify right side
    19,392,425.10x = 555,854,483,058,609.69
  5. Step 5: Solve for x
    x = 555,854,483,058,609.69/19,392,425.10
  6. Step 6: Final answer
    x = 28,663,484.85

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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.