Home / 18,015,213.66-27,031,054.95-9,805,557.48

Finding the Fourth Proportional to 18,015,213.66, 27,031,054.95 and 9,805,557.48

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Solution

The fourth proportional to 18,015,213.66, 27,031,054.95 and 9,805,557.48 is: 14,712,818.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015,213.66 : 27,031,054.95 = 9,805,557.48 : x
  2. Step 2: Convert to fraction form
    18,015,213.66/27,031,054.95 = 9,805,557.48/x
  3. Step 3: Cross multiply
    18,015,213.66x = 27,031,054.95 × 9,805,557.48
  4. Step 4: Simplify right side
    18,015,213.66x = 265,054,563,057,263.53
  5. Step 5: Solve for x
    x = 265,054,563,057,263.53/18,015,213.66
  6. Step 6: Final answer
    x = 14,712,818.18

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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.