Home / 7,110,990.12-9,803,901.76-4,531,729.80

Finding the Fourth Proportional to 7,110,990.12, 9,803,901.76 and 4,531,729.80

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Solution

The fourth proportional to 7,110,990.12, 9,803,901.76 and 4,531,729.80 is: 6,247,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,990.12 : 9,803,901.76 = 4,531,729.80 : x
  2. Step 2: Convert to fraction form
    7,110,990.12/9,803,901.76 = 4,531,729.80/x
  3. Step 3: Cross multiply
    7,110,990.12x = 9,803,901.76 × 4,531,729.80
  4. Step 4: Simplify right side
    7,110,990.12x = 44,428,633,762,064.45
  5. Step 5: Solve for x
    x = 44,428,633,762,064.45/7,110,990.12
  6. Step 6: Final answer
    x = 6,247,882.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.