Home / 10,586,538.80-15,880,567.20-4,432,327.46

Finding the Fourth Proportional to 10,586,538.80, 15,880,567.20 and 4,432,327.46

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Solution

The fourth proportional to 10,586,538.80, 15,880,567.20 and 4,432,327.46 is: 6,648,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586,538.80 : 15,880,567.20 = 4,432,327.46 : x
  2. Step 2: Convert to fraction form
    10,586,538.80/15,880,567.20 = 4,432,327.46/x
  3. Step 3: Cross multiply
    10,586,538.80x = 15,880,567.20 × 4,432,327.46
  4. Step 4: Simplify right side
    10,586,538.80x = 70,387,874,080,935.31
  5. Step 5: Solve for x
    x = 70,387,874,080,935.31/10,586,538.80
  6. Step 6: Final answer
    x = 6,648,808.96

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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.