Home / 7,152,031.60-10,728,047.40-5,955,305.20

Finding the Fourth Proportional to 7,152,031.60, 10,728,047.40 and 5,955,305.20

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Solution

The fourth proportional to 7,152,031.60, 10,728,047.40 and 5,955,305.20 is: 8,932,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,031.60 : 10,728,047.40 = 5,955,305.20 : x
  2. Step 2: Convert to fraction form
    7,152,031.60/10,728,047.40 = 5,955,305.20/x
  3. Step 3: Cross multiply
    7,152,031.60x = 10,728,047.40 × 5,955,305.20
  4. Step 4: Simplify right side
    7,152,031.60x = 63,888,796,467,066.48
  5. Step 5: Solve for x
    x = 63,888,796,467,066.48/7,152,031.60
  6. Step 6: Final answer
    x = 8,932,957.80

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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.