Home / 14,339,019.57-21,487,665.35-8,862,421.65

Finding the Fourth Proportional to 14,339,019.57, 21,487,665.35 and 8,862,421.65

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Solution

The fourth proportional to 14,339,019.57, 21,487,665.35 and 8,862,421.65 is: 13,280,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,019.57 : 21,487,665.35 = 8,862,421.65 : x
  2. Step 2: Convert to fraction form
    14,339,019.57/21,487,665.35 = 8,862,421.65/x
  3. Step 3: Cross multiply
    14,339,019.57x = 21,487,665.35 × 8,862,421.65
  4. Step 4: Simplify right side
    14,339,019.57x = 190,432,750,561,482.72
  5. Step 5: Solve for x
    x = 190,432,750,561,482.72/14,339,019.57
  6. Step 6: Final answer
    x = 13,280,737.20

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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.