Home / 10,152,908.70-15,229,363.05-9,705,011.10

Finding the Fourth Proportional to 10,152,908.70, 15,229,363.05 and 9,705,011.10

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Solution

The fourth proportional to 10,152,908.70, 15,229,363.05 and 9,705,011.10 is: 14,557,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152,908.70 : 15,229,363.05 = 9,705,011.10 : x
  2. Step 2: Convert to fraction form
    10,152,908.70/15,229,363.05 = 9,705,011.10/x
  3. Step 3: Cross multiply
    10,152,908.70x = 15,229,363.05 × 9,705,011.10
  4. Step 4: Simplify right side
    10,152,908.70x = 147,801,137,446,179.84
  5. Step 5: Solve for x
    x = 147,801,137,446,179.84/10,152,908.70
  6. Step 6: Final answer
    x = 14,557,516.65

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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.