Home / 7,406,617.46-10,220,894.89-4,143,361.95

Finding the Fourth Proportional to 7,406,617.46, 10,220,894.89 and 4,143,361.95

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Solution

The fourth proportional to 7,406,617.46, 10,220,894.89 and 4,143,361.95 is: 5,717,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,617.46 : 10,220,894.89 = 4,143,361.95 : x
  2. Step 2: Convert to fraction form
    7,406,617.46/10,220,894.89 = 4,143,361.95/x
  3. Step 3: Cross multiply
    7,406,617.46x = 10,220,894.89 × 4,143,361.95
  4. Step 4: Simplify right side
    7,406,617.46x = 42,348,866,971,817.03
  5. Step 5: Solve for x
    x = 42,348,866,971,817.03/7,406,617.46
  6. Step 6: Final answer
    x = 5,717,706.80

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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.