Home / 10,753,075.28-14,829,276.20-7,847,864.40

Finding the Fourth Proportional to 10,753,075.28, 14,829,276.20 and 7,847,864.40

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Solution

The fourth proportional to 10,753,075.28, 14,829,276.20 and 7,847,864.40 is: 10,822,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,075.28 : 14,829,276.20 = 7,847,864.40 : x
  2. Step 2: Convert to fraction form
    10,753,075.28/14,829,276.20 = 7,847,864.40/x
  3. Step 3: Cross multiply
    10,753,075.28x = 14,829,276.20 × 7,847,864.40
  4. Step 4: Simplify right side
    10,753,075.28x = 116,378,148,767,747.28
  5. Step 5: Solve for x
    x = 116,378,148,767,747.28/10,753,075.28
  6. Step 6: Final answer
    x = 10,822,778.20

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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.