Home / 27,756,989.28-38,328,158.88-17,447,032.80

Finding the Fourth Proportional to 27,756,989.28, 38,328,158.88 and 17,447,032.80

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Solution

The fourth proportional to 27,756,989.28, 38,328,158.88 and 17,447,032.80 is: 24,091,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756,989.28 : 38,328,158.88 = 17,447,032.80 : x
  2. Step 2: Convert to fraction form
    27,756,989.28/38,328,158.88 = 17,447,032.80/x
  3. Step 3: Cross multiply
    27,756,989.28x = 38,328,158.88 × 17,447,032.80
  4. Step 4: Simplify right side
    27,756,989.28x = 668,712,645,142,971.38
  5. Step 5: Solve for x
    x = 668,712,645,142,971.38/27,756,989.28
  6. Step 6: Final answer
    x = 24,091,685.10

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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.