Home / 4,581,251.40-6,871,877.10-4,319,977.80

Finding the Fourth Proportional to 4,581,251.40, 6,871,877.10 and 4,319,977.80

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Solution

The fourth proportional to 4,581,251.40, 6,871,877.10 and 4,319,977.80 is: 6,479,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581,251.40 : 6,871,877.10 = 4,319,977.80 : x
  2. Step 2: Convert to fraction form
    4,581,251.40/6,871,877.10 = 4,319,977.80/x
  3. Step 3: Cross multiply
    4,581,251.40x = 6,871,877.10 × 4,319,977.80
  4. Step 4: Simplify right side
    4,581,251.40x = 29,686,356,516,328.38
  5. Step 5: Solve for x
    x = 29,686,356,516,328.38/4,581,251.40
  6. Step 6: Final answer
    x = 6,479,966.70

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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.