Home / 11,408,155.13-17,129,328.06-9,875,876.80

Finding the Fourth Proportional to 11,408,155.13, 17,129,328.06 and 9,875,876.80

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Solution

The fourth proportional to 11,408,155.13, 17,129,328.06 and 9,875,876.80 is: 14,828,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408,155.13 : 17,129,328.06 = 9,875,876.80 : x
  2. Step 2: Convert to fraction form
    11,408,155.13/17,129,328.06 = 9,875,876.80/x
  3. Step 3: Cross multiply
    11,408,155.13x = 17,129,328.06 × 9,875,876.80
  4. Step 4: Simplify right side
    11,408,155.13x = 169,167,133,587,343
  5. Step 5: Solve for x
    x = 169,167,133,587,343/11,408,155.13
  6. Step 6: Final answer
    x = 14,828,614.41

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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.