Home / 7,023,543.28-10,535,319.02-1,974,853.78

Finding the Fourth Proportional to 7,023,543.28, 10,535,319.02 and 1,974,853.78

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Solution

The fourth proportional to 7,023,543.28, 10,535,319.02 and 1,974,853.78 is: 2,962,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023,543.28 : 10,535,319.02 = 1,974,853.78 : x
  2. Step 2: Convert to fraction form
    7,023,543.28/10,535,319.02 = 1,974,853.78/x
  3. Step 3: Cross multiply
    7,023,543.28x = 10,535,319.02 × 1,974,853.78
  4. Step 4: Simplify right side
    7,023,543.28x = 20,805,714,608,259.18
  5. Step 5: Solve for x
    x = 20,805,714,608,259.18/7,023,543.28
  6. Step 6: Final answer
    x = 2,962,281.82

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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.