Home / 12,806,929.53-17,673,981.65-7,300,204.47

Finding the Fourth Proportional to 12,806,929.53, 17,673,981.65 and 7,300,204.47

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Solution

The fourth proportional to 12,806,929.53, 17,673,981.65 and 7,300,204.47 is: 10,074,520.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806,929.53 : 17,673,981.65 = 7,300,204.47 : x
  2. Step 2: Convert to fraction form
    12,806,929.53/17,673,981.65 = 7,300,204.47/x
  3. Step 3: Cross multiply
    12,806,929.53x = 17,673,981.65 × 7,300,204.47
  4. Step 4: Simplify right side
    12,806,929.53x = 129,023,679,844,027.95
  5. Step 5: Solve for x
    x = 129,023,679,844,027.95/12,806,929.53
  6. Step 6: Final answer
    x = 10,074,520.95

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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.