Home / 8,185,807.60-12,255,091.80-7,241,023.60

Finding the Fourth Proportional to 8,185,807.60, 12,255,091.80 and 7,241,023.60

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Solution

The fourth proportional to 8,185,807.60, 12,255,091.80 and 7,241,023.60 is: 10,840,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185,807.60 : 12,255,091.80 = 7,241,023.60 : x
  2. Step 2: Convert to fraction form
    8,185,807.60/12,255,091.80 = 7,241,023.60/x
  3. Step 3: Cross multiply
    8,185,807.60x = 12,255,091.80 × 7,241,023.60
  4. Step 4: Simplify right side
    8,185,807.60x = 88,739,408,943,966.48
  5. Step 5: Solve for x
    x = 88,739,408,943,966.48/8,185,807.60
  6. Step 6: Final answer
    x = 10,840,641.91

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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.