Home / 45,988,564.76-69,011,565.97-30,646,619.65

Finding the Fourth Proportional to 45,988,564.76, 69,011,565.97 and 30,646,619.65

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Solution

The fourth proportional to 45,988,564.76, 69,011,565.97 and 30,646,619.65 is: 45,989,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988,564.76 : 69,011,565.97 = 30,646,619.65 : x
  2. Step 2: Convert to fraction form
    45,988,564.76/69,011,565.97 = 30,646,619.65/x
  3. Step 3: Cross multiply
    45,988,564.76x = 69,011,565.97 × 30,646,619.65
  4. Step 4: Simplify right side
    45,988,564.76x = 2,114,971,213,733,473.25
  5. Step 5: Solve for x
    x = 2,114,971,213,733,473.25/45,988,564.76
  6. Step 6: Final answer
    x = 45,989,067.60

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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.