Home / 12,495,371.81-17,243,485.61-6,988,733.52

Finding the Fourth Proportional to 12,495,371.81, 17,243,485.61 and 6,988,733.52

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Solution

The fourth proportional to 12,495,371.81, 17,243,485.61 and 6,988,733.52 is: 9,644,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495,371.81 : 17,243,485.61 = 6,988,733.52 : x
  2. Step 2: Convert to fraction form
    12,495,371.81/17,243,485.61 = 6,988,733.52/x
  3. Step 3: Cross multiply
    12,495,371.81x = 17,243,485.61 × 6,988,733.52
  4. Step 4: Simplify right side
    12,495,371.81x = 120,510,125,849,300.97
  5. Step 5: Solve for x
    x = 120,510,125,849,300.97/12,495,371.81
  6. Step 6: Final answer
    x = 9,644,380.95

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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.