Home / 9,887,020.80-14,830,531.20-9,719,059.20

Finding the Fourth Proportional to 9,887,020.80, 14,830,531.20 and 9,719,059.20

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Solution

The fourth proportional to 9,887,020.80, 14,830,531.20 and 9,719,059.20 is: 14,578,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887,020.80 : 14,830,531.20 = 9,719,059.20 : x
  2. Step 2: Convert to fraction form
    9,887,020.80/14,830,531.20 = 9,719,059.20/x
  3. Step 3: Cross multiply
    9,887,020.80x = 14,830,531.20 × 9,719,059.20
  4. Step 4: Simplify right side
    9,887,020.80x = 144,138,810,700,247.03
  5. Step 5: Solve for x
    x = 144,138,810,700,247.03/9,887,020.80
  6. Step 6: Final answer
    x = 14,578,588.80

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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.