Home / 8,365,280.20-12,547,661.10-2,381,648.20

Finding the Fourth Proportional to 8,365,280.20, 12,547,661.10 and 2,381,648.20

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Solution

The fourth proportional to 8,365,280.20, 12,547,661.10 and 2,381,648.20 is: 3,572,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,280.20 : 12,547,661.10 = 2,381,648.20 : x
  2. Step 2: Convert to fraction form
    8,365,280.20/12,547,661.10 = 2,381,648.20/x
  3. Step 3: Cross multiply
    8,365,280.20x = 12,547,661.10 × 2,381,648.20
  4. Step 4: Simplify right side
    8,365,280.20x = 29,884,114,473,025.02
  5. Step 5: Solve for x
    x = 29,884,114,473,025.02/8,365,280.20
  6. Step 6: Final answer
    x = 3,572,398.50

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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.