Home / 12,592,839.52-17,378,038.32-7,160,332

Finding the Fourth Proportional to 12,592,839.52, 17,378,038.32 and 7,160,332

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Solution

The fourth proportional to 12,592,839.52, 17,378,038.32 and 7,160,332 is: 9,881,212.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592,839.52 : 17,378,038.32 = 7,160,332 : x
  2. Step 2: Convert to fraction form
    12,592,839.52/17,378,038.32 = 7,160,332/x
  3. Step 3: Cross multiply
    12,592,839.52x = 17,378,038.32 × 7,160,332
  4. Step 4: Simplify right side
    12,592,839.52x = 124,432,523,879,922.23
  5. Step 5: Solve for x
    x = 124,432,523,879,922.23/12,592,839.52
  6. Step 6: Final answer
    x = 9,881,212.55

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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.