Home / 10,902,129.70-15,045,259.91-6,007,667.08

Finding the Fourth Proportional to 10,902,129.70, 15,045,259.91 and 6,007,667.08

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Solution

The fourth proportional to 10,902,129.70, 15,045,259.91 and 6,007,667.08 is: 8,290,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,129.70 : 15,045,259.91 = 6,007,667.08 : x
  2. Step 2: Convert to fraction form
    10,902,129.70/15,045,259.91 = 6,007,667.08/x
  3. Step 3: Cross multiply
    10,902,129.70x = 15,045,259.91 × 6,007,667.08
  4. Step 4: Simplify right side
    10,902,129.70x = 90,386,912,671,350.77
  5. Step 5: Solve for x
    x = 90,386,912,671,350.77/10,902,129.70
  6. Step 6: Final answer
    x = 8,290,757.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.