Home / 15,592,749.46-21,515,603.75-8,976,058.92

Finding the Fourth Proportional to 15,592,749.46, 21,515,603.75 and 8,976,058.92

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Solution

The fourth proportional to 15,592,749.46, 21,515,603.75 and 8,976,058.92 is: 12,385,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592,749.46 : 21,515,603.75 = 8,976,058.92 : x
  2. Step 2: Convert to fraction form
    15,592,749.46/21,515,603.75 = 8,976,058.92/x
  3. Step 3: Cross multiply
    15,592,749.46x = 21,515,603.75 × 8,976,058.92
  4. Step 4: Simplify right side
    15,592,749.46x = 193,125,326,806,914.62
  5. Step 5: Solve for x
    x = 193,125,326,806,914.62/15,592,749.46
  6. Step 6: Final answer
    x = 12,385,585.19

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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.