Home / 19,787,913.15-27,306,659.95-10,966,988.58

Finding the Fourth Proportional to 19,787,913.15, 27,306,659.95 and 10,966,988.58

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Solution

The fourth proportional to 19,787,913.15, 27,306,659.95 and 10,966,988.58 is: 15,134,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787,913.15 : 27,306,659.95 = 10,966,988.58 : x
  2. Step 2: Convert to fraction form
    19,787,913.15/27,306,659.95 = 10,966,988.58/x
  3. Step 3: Cross multiply
    19,787,913.15x = 27,306,659.95 × 10,966,988.58
  4. Step 4: Simplify right side
    19,787,913.15x = 299,471,827,829,593.38
  5. Step 5: Solve for x
    x = 299,471,827,829,593.38/19,787,913.15
  6. Step 6: Final answer
    x = 15,134,078.34

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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.