Home / 5,636,647.40-8,454,971.10-5,543,335.40

Finding the Fourth Proportional to 5,636,647.40, 8,454,971.10 and 5,543,335.40

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Solution

The fourth proportional to 5,636,647.40, 8,454,971.10 and 5,543,335.40 is: 8,315,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636,647.40 : 8,454,971.10 = 5,543,335.40 : x
  2. Step 2: Convert to fraction form
    5,636,647.40/8,454,971.10 = 5,543,335.40/x
  3. Step 3: Cross multiply
    5,636,647.40x = 8,454,971.10 × 5,543,335.40
  4. Step 4: Simplify right side
    5,636,647.40x = 46,868,740,604,606.94
  5. Step 5: Solve for x
    x = 46,868,740,604,606.94/5,636,647.40
  6. Step 6: Final answer
    x = 8,315,003.10

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Similar ratio
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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.