Home / 10,101,792.80-15,154,932.90-2,912,767.40

Finding the Fourth Proportional to 10,101,792.80, 15,154,932.90 and 2,912,767.40

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Solution

The fourth proportional to 10,101,792.80, 15,154,932.90 and 2,912,767.40 is: 4,369,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101,792.80 : 15,154,932.90 = 2,912,767.40 : x
  2. Step 2: Convert to fraction form
    10,101,792.80/15,154,932.90 = 2,912,767.40/x
  3. Step 3: Cross multiply
    10,101,792.80x = 15,154,932.90 × 2,912,767.40
  4. Step 4: Simplify right side
    10,101,792.80x = 44,142,794,500,307.46
  5. Step 5: Solve for x
    x = 44,142,794,500,307.46/10,101,792.80
  6. Step 6: Final answer
    x = 4,369,798.05

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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.