Home / 6,908,840.90-10,360,150.95-3,120,373.70

Finding the Fourth Proportional to 6,908,840.90, 10,360,150.95 and 3,120,373.70

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Solution

The fourth proportional to 6,908,840.90, 10,360,150.95 and 3,120,373.70 is: 4,679,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,840.90 : 10,360,150.95 = 3,120,373.70 : x
  2. Step 2: Convert to fraction form
    6,908,840.90/10,360,150.95 = 3,120,373.70/x
  3. Step 3: Cross multiply
    6,908,840.90x = 10,360,150.95 × 3,120,373.70
  4. Step 4: Simplify right side
    6,908,840.90x = 32,327,542,552,410.02
  5. Step 5: Solve for x
    x = 32,327,542,552,410.02/6,908,840.90
  6. Step 6: Final answer
    x = 4,679,155.74

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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.