Home / 12,560,886.18-18,843,943.95-3,924,637.63

Finding the Fourth Proportional to 12,560,886.18, 18,843,943.95 and 3,924,637.63

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Solution

The fourth proportional to 12,560,886.18, 18,843,943.95 and 3,924,637.63 is: 5,887,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560,886.18 : 18,843,943.95 = 3,924,637.63 : x
  2. Step 2: Convert to fraction form
    12,560,886.18/18,843,943.95 = 3,924,637.63/x
  3. Step 3: Cross multiply
    12,560,886.18x = 18,843,943.95 × 3,924,637.63
  4. Step 4: Simplify right side
    12,560,886.18x = 73,955,651,476,670.97
  5. Step 5: Solve for x
    x = 73,955,651,476,670.97/12,560,886.18
  6. Step 6: Final answer
    x = 5,887,773.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.