Home / 28,992,327.60-43,488,318.60-7,426,887.60

Finding the Fourth Proportional to 28,992,327.60, 43,488,318.60 and 7,426,887.60

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Solution

The fourth proportional to 28,992,327.60, 43,488,318.60 and 7,426,887.60 is: 11,140,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992,327.60 : 43,488,318.60 = 7,426,887.60 : x
  2. Step 2: Convert to fraction form
    28,992,327.60/43,488,318.60 = 7,426,887.60/x
  3. Step 3: Cross multiply
    28,992,327.60x = 43,488,318.60 × 7,426,887.60
  4. Step 4: Simplify right side
    28,992,327.60x = 322,982,854,155,189.38
  5. Step 5: Solve for x
    x = 322,982,854,155,189.38/28,992,327.60
  6. Step 6: Final answer
    x = 11,140,287.13

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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.