Home / 12,088,851.30-18,133,276.95-10,972,825.20

Finding the Fourth Proportional to 12,088,851.30, 18,133,276.95 and 10,972,825.20

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Solution

The fourth proportional to 12,088,851.30, 18,133,276.95 and 10,972,825.20 is: 16,459,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088,851.30 : 18,133,276.95 = 10,972,825.20 : x
  2. Step 2: Convert to fraction form
    12,088,851.30/18,133,276.95 = 10,972,825.20/x
  3. Step 3: Cross multiply
    12,088,851.30x = 18,133,276.95 × 10,972,825.20
  4. Step 4: Simplify right side
    12,088,851.30x = 198,973,278,275,539.12
  5. Step 5: Solve for x
    x = 198,973,278,275,539.12/12,088,851.30
  6. Step 6: Final answer
    x = 16,459,237.80

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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.