Home / 7,234,437.49-9,983,484.32-3,971,307.74

Finding the Fourth Proportional to 7,234,437.49, 9,983,484.32 and 3,971,307.74

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Solution

The fourth proportional to 7,234,437.49, 9,983,484.32 and 3,971,307.74 is: 5,480,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234,437.49 : 9,983,484.32 = 3,971,307.74 : x
  2. Step 2: Convert to fraction form
    7,234,437.49/9,983,484.32 = 3,971,307.74/x
  3. Step 3: Cross multiply
    7,234,437.49x = 9,983,484.32 × 3,971,307.74
  4. Step 4: Simplify right side
    7,234,437.49x = 39,647,488,482,410.67
  5. Step 5: Solve for x
    x = 39,647,488,482,410.67/7,234,437.49
  6. Step 6: Final answer
    x = 5,480,383.04

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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.