Home / 40,803,100.40-61,176,242.28-18,071,675.12

Finding the Fourth Proportional to 40,803,100.40, 61,176,242.28 and 18,071,675.12

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Solution

The fourth proportional to 40,803,100.40, 61,176,242.28 and 18,071,675.12 is: 27,094,930.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803,100.40 : 61,176,242.28 = 18,071,675.12 : x
  2. Step 2: Convert to fraction form
    40,803,100.40/61,176,242.28 = 18,071,675.12/x
  3. Step 3: Cross multiply
    40,803,100.40x = 61,176,242.28 × 18,071,675.12
  4. Step 4: Simplify right side
    40,803,100.40x = 1,105,557,175,546,568.12
  5. Step 5: Solve for x
    x = 1,105,557,175,546,568.12/40,803,100.40
  6. Step 6: Final answer
    x = 27,094,930.65

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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.