Home / 13,503,335.04-18,634,652.64-7,392,332.16

Finding the Fourth Proportional to 13,503,335.04, 18,634,652.64 and 7,392,332.16

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Solution

The fourth proportional to 13,503,335.04, 18,634,652.64 and 7,392,332.16 is: 10,201,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503,335.04 : 18,634,652.64 = 7,392,332.16 : x
  2. Step 2: Convert to fraction form
    13,503,335.04/18,634,652.64 = 7,392,332.16/x
  3. Step 3: Cross multiply
    13,503,335.04x = 18,634,652.64 × 7,392,332.16
  4. Step 4: Simplify right side
    13,503,335.04x = 137,753,542,001,100.91
  5. Step 5: Solve for x
    x = 137,753,542,001,100.91/13,503,335.04
  6. Step 6: Final answer
    x = 10,201,445.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.