Home / 7,679,415.23-11,520,841.01-2,887,146.01

Finding the Fourth Proportional to 7,679,415.23, 11,520,841.01 and 2,887,146.01

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Solution

The fourth proportional to 7,679,415.23, 11,520,841.01 and 2,887,146.01 is: 4,331,364.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679,415.23 : 11,520,841.01 = 2,887,146.01 : x
  2. Step 2: Convert to fraction form
    7,679,415.23/11,520,841.01 = 2,887,146.01/x
  3. Step 3: Cross multiply
    7,679,415.23x = 11,520,841.01 × 2,887,146.01
  4. Step 4: Simplify right side
    7,679,415.23x = 33,262,350,153,831.20
  5. Step 5: Solve for x
    x = 33,262,350,153,831.20/7,679,415.23
  6. Step 6: Final answer
    x = 4,331,364.98

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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.