Home / 10,761,767.61-16,143,438.83-4,372,140.93

Finding the Fourth Proportional to 10,761,767.61, 16,143,438.83 and 4,372,140.93

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Solution

The fourth proportional to 10,761,767.61, 16,143,438.83 and 4,372,140.93 is: 6,558,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761,767.61 : 16,143,438.83 = 4,372,140.93 : x
  2. Step 2: Convert to fraction form
    10,761,767.61/16,143,438.83 = 4,372,140.93/x
  3. Step 3: Cross multiply
    10,761,767.61x = 16,143,438.83 × 4,372,140.93
  4. Step 4: Simplify right side
    10,761,767.61x = 70,581,389,637,733.59
  5. Step 5: Solve for x
    x = 70,581,389,637,733.59/10,761,767.61
  6. Step 6: Final answer
    x = 6,558,531.29

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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.