Home / 21,804,257.41-30,090,517.07-12,015,332.16

Finding the Fourth Proportional to 21,804,257.41, 30,090,517.07 and 12,015,332.16

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Solution

The fourth proportional to 21,804,257.41, 30,090,517.07 and 12,015,332.16 is: 16,581,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804,257.41 : 30,090,517.07 = 12,015,332.16 : x
  2. Step 2: Convert to fraction form
    21,804,257.41/30,090,517.07 = 12,015,332.16/x
  3. Step 3: Cross multiply
    21,804,257.41x = 30,090,517.07 × 12,015,332.16
  4. Step 4: Simplify right side
    21,804,257.41x = 361,547,557,402,123.31
  5. Step 5: Solve for x
    x = 361,547,557,402,123.31/21,804,257.41
  6. Step 6: Final answer
    x = 16,581,512.07

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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.