Home / 8,709,445.34-12,019,081.29-4,789,454.23

Finding the Fourth Proportional to 8,709,445.34, 12,019,081.29 and 4,789,454.23

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Solution

The fourth proportional to 8,709,445.34, 12,019,081.29 and 4,789,454.23 is: 6,609,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,445.34 : 12,019,081.29 = 4,789,454.23 : x
  2. Step 2: Convert to fraction form
    8,709,445.34/12,019,081.29 = 4,789,454.23/x
  3. Step 3: Cross multiply
    8,709,445.34x = 12,019,081.29 × 4,789,454.23
  4. Step 4: Simplify right side
    8,709,445.34x = 57,564,839,695,056.65
  5. Step 5: Solve for x
    x = 57,564,839,695,056.65/8,709,445.34
  6. Step 6: Final answer
    x = 6,609,472.53

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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.