Home / 75,675,594.12-104,432,315.88-40,868,281.20

Finding the Fourth Proportional to 75,675,594.12, 104,432,315.88 and 40,868,281.20

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Solution

The fourth proportional to 75,675,594.12, 104,432,315.88 and 40,868,281.20 is: 56,398,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,675,594.12 : 104,432,315.88 = 40,868,281.20 : x
  2. Step 2: Convert to fraction form
    75,675,594.12/104,432,315.88 = 40,868,281.20/x
  3. Step 3: Cross multiply
    75,675,594.12x = 104,432,315.88 × 40,868,281.20
  4. Step 4: Simplify right side
    75,675,594.12x = 4,267,969,251,546,724.50
  5. Step 5: Solve for x
    x = 4,267,969,251,546,724.50/75,675,594.12
  6. Step 6: Final answer
    x = 56,398,225.89

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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.