Home / 60,675,903.20-91,013,854.80-40,268,568.80

Finding the Fourth Proportional to 60,675,903.20, 91,013,854.80 and 40,268,568.80

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Solution

The fourth proportional to 60,675,903.20, 91,013,854.80 and 40,268,568.80 is: 60,402,853.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,675,903.20 : 91,013,854.80 = 40,268,568.80 : x
  2. Step 2: Convert to fraction form
    60,675,903.20/91,013,854.80 = 40,268,568.80/x
  3. Step 3: Cross multiply
    60,675,903.20x = 91,013,854.80 × 40,268,568.80
  4. Step 4: Simplify right side
    60,675,903.20x = 3,664,997,673,767,010
  5. Step 5: Solve for x
    x = 3,664,997,673,767,010/60,675,903.20
  6. Step 6: Final answer
    x = 60,402,853.20

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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.