Home / 16,548,657.20-24,822,985.80-5,187,629.60

Finding the Fourth Proportional to 16,548,657.20, 24,822,985.80 and 5,187,629.60

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Solution

The fourth proportional to 16,548,657.20, 24,822,985.80 and 5,187,629.60 is: 7,781,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,548,657.20 : 24,822,985.80 = 5,187,629.60 : x
  2. Step 2: Convert to fraction form
    16,548,657.20/24,822,985.80 = 5,187,629.60/x
  3. Step 3: Cross multiply
    16,548,657.20x = 24,822,985.80 × 5,187,629.60
  4. Step 4: Simplify right side
    16,548,657.20x = 128,772,455,896,459.67
  5. Step 5: Solve for x
    x = 128,772,455,896,459.67/16,548,657.20
  6. Step 6: Final answer
    x = 7,781,444.40

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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.