Home / 10,764,047.20-16,168,534.80-9,084,431.20

Finding the Fourth Proportional to 10,764,047.20, 16,168,534.80 and 9,084,431.20

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Solution

The fourth proportional to 10,764,047.20, 16,168,534.80 and 9,084,431.20 is: 13,645,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764,047.20 : 16,168,534.80 = 9,084,431.20 : x
  2. Step 2: Convert to fraction form
    10,764,047.20/16,168,534.80 = 9,084,431.20/x
  3. Step 3: Cross multiply
    10,764,047.20x = 16,168,534.80 × 9,084,431.20
  4. Step 4: Simplify right side
    10,764,047.20x = 146,881,941,995,405.75
  5. Step 5: Solve for x
    x = 146,881,941,995,405.75/10,764,047.20
  6. Step 6: Final answer
    x = 13,645,605.53

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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.