Home / 7,920,337.98-11,885,504.72-3,371,379.53

Finding the Fourth Proportional to 7,920,337.98, 11,885,504.72 and 3,371,379.53

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Solution

The fourth proportional to 7,920,337.98, 11,885,504.72 and 3,371,379.53 is: 5,059,196.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,337.98 : 11,885,504.72 = 3,371,379.53 : x
  2. Step 2: Convert to fraction form
    7,920,337.98/11,885,504.72 = 3,371,379.53/x
  3. Step 3: Cross multiply
    7,920,337.98x = 11,885,504.72 × 3,371,379.53
  4. Step 4: Simplify right side
    7,920,337.98x = 40,070,547,316,726.38
  5. Step 5: Solve for x
    x = 40,070,547,316,726.38/7,920,337.98
  6. Step 6: Final answer
    x = 5,059,196.64

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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.