Home / 12,458,001.60-18,690,501.60-6,068,462.40

Finding the Fourth Proportional to 12,458,001.60, 18,690,501.60 and 6,068,462.40

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Solution

The fourth proportional to 12,458,001.60, 18,690,501.60 and 6,068,462.40 is: 9,104,398.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,001.60 : 18,690,501.60 = 6,068,462.40 : x
  2. Step 2: Convert to fraction form
    12,458,001.60/18,690,501.60 = 6,068,462.40/x
  3. Step 3: Cross multiply
    12,458,001.60x = 18,690,501.60 × 6,068,462.40
  4. Step 4: Simplify right side
    12,458,001.60x = 113,422,606,196,739.86
  5. Step 5: Solve for x
    x = 113,422,606,196,739.86/12,458,001.60
  6. Step 6: Final answer
    x = 9,104,398.11

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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.