Home / 13,158,905.60-19,734,859.20-4,060,985.60

Finding the Fourth Proportional to 13,158,905.60, 19,734,859.20 and 4,060,985.60

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Solution

The fourth proportional to 13,158,905.60, 19,734,859.20 and 4,060,985.60 is: 6,090,398.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,158,905.60 : 19,734,859.20 = 4,060,985.60 : x
  2. Step 2: Convert to fraction form
    13,158,905.60/19,734,859.20 = 4,060,985.60/x
  3. Step 3: Cross multiply
    13,158,905.60x = 19,734,859.20 × 4,060,985.60
  4. Step 4: Simplify right side
    13,158,905.60x = 80,142,979,029,227.52
  5. Step 5: Solve for x
    x = 80,142,979,029,227.52/13,158,905.60
  6. Step 6: Final answer
    x = 6,090,398.51

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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.