Home / 8,272,316.10-12,408,474.15-7,359,024.90

Finding the Fourth Proportional to 8,272,316.10, 12,408,474.15 and 7,359,024.90

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Solution

The fourth proportional to 8,272,316.10, 12,408,474.15 and 7,359,024.90 is: 11,038,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,316.10 : 12,408,474.15 = 7,359,024.90 : x
  2. Step 2: Convert to fraction form
    8,272,316.10/12,408,474.15 = 7,359,024.90/x
  3. Step 3: Cross multiply
    8,272,316.10x = 12,408,474.15 × 7,359,024.90
  4. Step 4: Simplify right side
    8,272,316.10x = 91,314,270,240,856.34
  5. Step 5: Solve for x
    x = 91,314,270,240,856.34/8,272,316.10
  6. Step 6: Final answer
    x = 11,038,537.35

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Similar ratio
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1.5x scale

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.