Home / 7,101,055.20-10,651,349.52-2,840,079.36

Finding the Fourth Proportional to 7,101,055.20, 10,651,349.52 and 2,840,079.36

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Solution

The fourth proportional to 7,101,055.20, 10,651,349.52 and 2,840,079.36 is: 4,260,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,055.20 : 10,651,349.52 = 2,840,079.36 : x
  2. Step 2: Convert to fraction form
    7,101,055.20/10,651,349.52 = 2,840,079.36/x
  3. Step 3: Cross multiply
    7,101,055.20x = 10,651,349.52 × 2,840,079.36
  4. Step 4: Simplify right side
    7,101,055.20x = 30,250,677,927,897.91
  5. Step 5: Solve for x
    x = 30,250,677,927,897.91/7,101,055.20
  6. Step 6: Final answer
    x = 4,260,025.74

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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.