Home / 14,825,528.78-20,459,657.02-8,299,119.82

Finding the Fourth Proportional to 14,825,528.78, 20,459,657.02 and 8,299,119.82

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Solution

The fourth proportional to 14,825,528.78, 20,459,657.02 and 8,299,119.82 is: 11,453,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825,528.78 : 20,459,657.02 = 8,299,119.82 : x
  2. Step 2: Convert to fraction form
    14,825,528.78/20,459,657.02 = 8,299,119.82/x
  3. Step 3: Cross multiply
    14,825,528.78x = 20,459,657.02 × 8,299,119.82
  4. Step 4: Simplify right side
    14,825,528.78x = 169,797,145,085,084.12
  5. Step 5: Solve for x
    x = 169,797,145,085,084.12/14,825,528.78
  6. Step 6: Final answer
    x = 11,453,024.55

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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.