Home / 12,452,657.60-18,686,859.60-7,335,077.60

Finding the Fourth Proportional to 12,452,657.60, 18,686,859.60 and 7,335,077.60

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Solution

The fourth proportional to 12,452,657.60, 18,686,859.60 and 7,335,077.60 is: 11,007,254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,657.60 : 18,686,859.60 = 7,335,077.60 : x
  2. Step 2: Convert to fraction form
    12,452,657.60/18,686,859.60 = 7,335,077.60/x
  3. Step 3: Cross multiply
    12,452,657.60x = 18,686,859.60 × 7,335,077.60
  4. Step 4: Simplify right side
    12,452,657.60x = 137,069,565,266,304.97
  5. Step 5: Solve for x
    x = 137,069,565,266,304.97/12,452,657.60
  6. Step 6: Final answer
    x = 11,007,254.01

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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.