Home / 7,899,605.40-11,849,408.10-7,479,701.40

Finding the Fourth Proportional to 7,899,605.40, 11,849,408.10 and 7,479,701.40

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Solution

The fourth proportional to 7,899,605.40, 11,849,408.10 and 7,479,701.40 is: 11,219,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899,605.40 : 11,849,408.10 = 7,479,701.40 : x
  2. Step 2: Convert to fraction form
    7,899,605.40/11,849,408.10 = 7,479,701.40/x
  3. Step 3: Cross multiply
    7,899,605.40x = 11,849,408.10 × 7,479,701.40
  4. Step 4: Simplify right side
    7,899,605.40x = 88,630,034,354,741.34
  5. Step 5: Solve for x
    x = 88,630,034,354,741.34/7,899,605.40
  6. Step 6: Final answer
    x = 11,219,552.10

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Double scale
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Similar ratio
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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.