Home / 8,865,041.68-12,232,214.76-5,242,047.76

Finding the Fourth Proportional to 8,865,041.68, 12,232,214.76 and 5,242,047.76

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Solution

The fourth proportional to 8,865,041.68, 12,232,214.76 and 5,242,047.76 is: 7,233,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,041.68 : 12,232,214.76 = 5,242,047.76 : x
  2. Step 2: Convert to fraction form
    8,865,041.68/12,232,214.76 = 5,242,047.76/x
  3. Step 3: Cross multiply
    8,865,041.68x = 12,232,214.76 × 5,242,047.76
  4. Step 4: Simplify right side
    8,865,041.68x = 64,121,853,982,496.94
  5. Step 5: Solve for x
    x = 64,121,853,982,496.94/8,865,041.68
  6. Step 6: Final answer
    x = 7,233,113.65

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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.