Home / 82,213,390.10-123,347,616.65-26,883,776.65

Finding the Fourth Proportional to 82,213,390.10, 123,347,616.65 and 26,883,776.65

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Solution

The fourth proportional to 82,213,390.10, 123,347,616.65 and 26,883,776.65 is: 40,334,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,213,390.10 : 123,347,616.65 = 26,883,776.65 : x
  2. Step 2: Convert to fraction form
    82,213,390.10/123,347,616.65 = 26,883,776.65/x
  3. Step 3: Cross multiply
    82,213,390.10x = 123,347,616.65 × 26,883,776.65
  4. Step 4: Simplify right side
    82,213,390.10x = 3,316,049,776,328,421
  5. Step 5: Solve for x
    x = 3,316,049,776,328,421/82,213,390.10
  6. Step 6: Final answer
    x = 40,334,667.77

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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.