Home / 10,369,218.70-15,553,828.05-9,705,666.70

Finding the Fourth Proportional to 10,369,218.70, 15,553,828.05 and 9,705,666.70

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Solution

The fourth proportional to 10,369,218.70, 15,553,828.05 and 9,705,666.70 is: 14,558,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,218.70 : 15,553,828.05 = 9,705,666.70 : x
  2. Step 2: Convert to fraction form
    10,369,218.70/15,553,828.05 = 9,705,666.70/x
  3. Step 3: Cross multiply
    10,369,218.70x = 15,553,828.05 × 9,705,666.70
  4. Step 4: Simplify right side
    10,369,218.70x = 150,960,270,962,410.94
  5. Step 5: Solve for x
    x = 150,960,270,962,410.94/10,369,218.70
  6. Step 6: Final answer
    x = 14,558,500.05

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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.