Home / 18,315,097.60-27,472,646.40-4,668,217.60

Finding the Fourth Proportional to 18,315,097.60, 27,472,646.40 and 4,668,217.60

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Solution

The fourth proportional to 18,315,097.60, 27,472,646.40 and 4,668,217.60 is: 7,002,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315,097.60 : 27,472,646.40 = 4,668,217.60 : x
  2. Step 2: Convert to fraction form
    18,315,097.60/27,472,646.40 = 4,668,217.60/x
  3. Step 3: Cross multiply
    18,315,097.60x = 27,472,646.40 × 4,668,217.60
  4. Step 4: Simplify right side
    18,315,097.60x = 128,248,291,443,056.62
  5. Step 5: Solve for x
    x = 128,248,291,443,056.62/18,315,097.60
  6. Step 6: Final answer
    x = 7,002,326.40

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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.