Home / 5,642,307.40-8,463,461.10-4,792,001.80

Finding the Fourth Proportional to 5,642,307.40, 8,463,461.10 and 4,792,001.80

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Solution

The fourth proportional to 5,642,307.40, 8,463,461.10 and 4,792,001.80 is: 7,188,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,307.40 : 8,463,461.10 = 4,792,001.80 : x
  2. Step 2: Convert to fraction form
    5,642,307.40/8,463,461.10 = 4,792,001.80/x
  3. Step 3: Cross multiply
    5,642,307.40x = 8,463,461.10 × 4,792,001.80
  4. Step 4: Simplify right side
    5,642,307.40x = 40,556,920,825,429.98
  5. Step 5: Solve for x
    x = 40,556,920,825,429.98/5,642,307.40
  6. Step 6: Final answer
    x = 7,188,002.70

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Similar ratio
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1.5x scale

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.