Home / 6,155,187.72-8,495,213.84-3,578,363.18

Finding the Fourth Proportional to 6,155,187.72, 8,495,213.84 and 3,578,363.18

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Solution

The fourth proportional to 6,155,187.72, 8,495,213.84 and 3,578,363.18 is: 4,938,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155,187.72 : 8,495,213.84 = 3,578,363.18 : x
  2. Step 2: Convert to fraction form
    6,155,187.72/8,495,213.84 = 3,578,363.18/x
  3. Step 3: Cross multiply
    6,155,187.72x = 8,495,213.84 × 3,578,363.18
  4. Step 4: Simplify right side
    6,155,187.72x = 30,398,960,411,282.41
  5. Step 5: Solve for x
    x = 30,398,960,411,282.41/6,155,187.72
  6. Step 6: Final answer
    x = 4,938,754.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.