Home / 55,326,048.60-82,918,214.10-42,482,891.10

Finding the Fourth Proportional to 55,326,048.60, 82,918,214.10 and 42,482,891.10

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Solution

The fourth proportional to 55,326,048.60, 82,918,214.10 and 42,482,891.10 is: 63,669,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,326,048.60 : 82,918,214.10 = 42,482,891.10 : x
  2. Step 2: Convert to fraction form
    55,326,048.60/82,918,214.10 = 42,482,891.10/x
  3. Step 3: Cross multiply
    55,326,048.60x = 82,918,214.10 × 42,482,891.10
  4. Step 4: Simplify right side
    55,326,048.60x = 3,522,605,459,816,784.50
  5. Step 5: Solve for x
    x = 3,522,605,459,816,784.50/55,326,048.60
  6. Step 6: Final answer
    x = 63,669,926.72

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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.