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Finding the Fourth Proportional to 9,798,519.79, 13,522,713.72 and 5,878,422.73

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Solution

The fourth proportional to 9,798,519.79, 13,522,713.72 and 5,878,422.73 is: 8,112,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798,519.79 : 13,522,713.72 = 5,878,422.73 : x
  2. Step 2: Convert to fraction form
    9,798,519.79/13,522,713.72 = 5,878,422.73/x
  3. Step 3: Cross multiply
    9,798,519.79x = 13,522,713.72 × 5,878,422.73
  4. Step 4: Simplify right side
    9,798,519.79x = 79,492,227,697,790.17
  5. Step 5: Solve for x
    x = 79,492,227,697,790.17/9,798,519.79
  6. Step 6: Final answer
    x = 8,112,677.16

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1.5x scale

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.