Home / 8,578,482.22-11,835,346.02-5,482,817.68

Finding the Fourth Proportional to 8,578,482.22, 11,835,346.02 and 5,482,817.68

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Solution

The fourth proportional to 8,578,482.22, 11,835,346.02 and 5,482,817.68 is: 7,564,396.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,482.22 : 11,835,346.02 = 5,482,817.68 : x
  2. Step 2: Convert to fraction form
    8,578,482.22/11,835,346.02 = 5,482,817.68/x
  3. Step 3: Cross multiply
    8,578,482.22x = 11,835,346.02 × 5,482,817.68
  4. Step 4: Simplify right side
    8,578,482.22x = 64,891,044,407,373.62
  5. Step 5: Solve for x
    x = 64,891,044,407,373.62/8,578,482.22
  6. Step 6: Final answer
    x = 7,564,396.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.