Home / 43,471,983.10-65,207,974.65-28,166,482.30

Finding the Fourth Proportional to 43,471,983.10, 65,207,974.65 and 28,166,482.30

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Solution

The fourth proportional to 43,471,983.10, 65,207,974.65 and 28,166,482.30 is: 42,249,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,471,983.10 : 65,207,974.65 = 28,166,482.30 : x
  2. Step 2: Convert to fraction form
    43,471,983.10/65,207,974.65 = 28,166,482.30/x
  3. Step 3: Cross multiply
    43,471,983.10x = 65,207,974.65 × 28,166,482.30
  4. Step 4: Simplify right side
    43,471,983.10x = 1,836,679,263,798,073.75
  5. Step 5: Solve for x
    x = 1,836,679,263,798,073.75/43,471,983.10
  6. Step 6: Final answer
    x = 42,249,723.45

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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.