Home / 10,065,905.55-13,890,948.84-5,482,226.88

Finding the Fourth Proportional to 10,065,905.55, 13,890,948.84 and 5,482,226.88

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Solution

The fourth proportional to 10,065,905.55, 13,890,948.84 and 5,482,226.88 is: 7,565,472.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,905.55 : 13,890,948.84 = 5,482,226.88 : x
  2. Step 2: Convert to fraction form
    10,065,905.55/13,890,948.84 = 5,482,226.88/x
  3. Step 3: Cross multiply
    10,065,905.55x = 13,890,948.84 × 5,482,226.88
  4. Step 4: Simplify right side
    10,065,905.55x = 76,153,333,119,352.81
  5. Step 5: Solve for x
    x = 76,153,333,119,352.81/10,065,905.55
  6. Step 6: Final answer
    x = 7,565,472.65

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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.