Home / 5,820,547.20-8,730,820.80-5,489,872.80

Finding the Fourth Proportional to 5,820,547.20, 8,730,820.80 and 5,489,872.80

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Solution

The fourth proportional to 5,820,547.20, 8,730,820.80 and 5,489,872.80 is: 8,234,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820,547.20 : 8,730,820.80 = 5,489,872.80 : x
  2. Step 2: Convert to fraction form
    5,820,547.20/8,730,820.80 = 5,489,872.80/x
  3. Step 3: Cross multiply
    5,820,547.20x = 8,730,820.80 × 5,489,872.80
  4. Step 4: Simplify right side
    5,820,547.20x = 47,931,095,631,594.24
  5. Step 5: Solve for x
    x = 47,931,095,631,594.24/5,820,547.20
  6. Step 6: Final answer
    x = 8,234,809.20

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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.