Home / 18,015,230.84-27,031,080.71-9,805,574.45

Finding the Fourth Proportional to 18,015,230.84, 27,031,080.71 and 9,805,574.45

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Solution

The fourth proportional to 18,015,230.84, 27,031,080.71 and 9,805,574.45 is: 14,712,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015,230.84 : 27,031,080.71 = 9,805,574.45 : x
  2. Step 2: Convert to fraction form
    18,015,230.84/27,031,080.71 = 9,805,574.45/x
  3. Step 3: Cross multiply
    18,015,230.84x = 27,031,080.71 × 9,805,574.45
  4. Step 4: Simplify right side
    18,015,230.84x = 265,055,274,457,955.50
  5. Step 5: Solve for x
    x = 265,055,274,457,955.50/18,015,230.84
  6. Step 6: Final answer
    x = 14,712,843.64

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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.