Home / 8,048,807.20-12,087,207.60-4,269,671.20

Finding the Fourth Proportional to 8,048,807.20, 12,087,207.60 and 4,269,671.20

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Solution

The fourth proportional to 8,048,807.20, 12,087,207.60 and 4,269,671.20 is: 6,411,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048,807.20 : 12,087,207.60 = 4,269,671.20 : x
  2. Step 2: Convert to fraction form
    8,048,807.20/12,087,207.60 = 4,269,671.20/x
  3. Step 3: Cross multiply
    8,048,807.20x = 12,087,207.60 × 4,269,671.20
  4. Step 4: Simplify right side
    8,048,807.20x = 51,608,402,178,141.12
  5. Step 5: Solve for x
    x = 51,608,402,178,141.12/8,048,807.20
  6. Step 6: Final answer
    x = 6,411,931.72

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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.