Home / 12,433,810.60-18,645,186.30-5,704,287.40

Finding the Fourth Proportional to 12,433,810.60, 18,645,186.30 and 5,704,287.40

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Solution

The fourth proportional to 12,433,810.60, 18,645,186.30 and 5,704,287.40 is: 8,553,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433,810.60 : 18,645,186.30 = 5,704,287.40 : x
  2. Step 2: Convert to fraction form
    12,433,810.60/18,645,186.30 = 5,704,287.40/x
  3. Step 3: Cross multiply
    12,433,810.60x = 18,645,186.30 × 5,704,287.40
  4. Step 4: Simplify right side
    12,433,810.60x = 106,357,501,281,742.62
  5. Step 5: Solve for x
    x = 106,357,501,281,742.62/12,433,810.60
  6. Step 6: Final answer
    x = 8,553,894.27

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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.