Home / 8,636,670.16-12,948,005.40-3,591,756.88

Finding the Fourth Proportional to 8,636,670.16, 12,948,005.40 and 3,591,756.88

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Solution

The fourth proportional to 8,636,670.16, 12,948,005.40 and 3,591,756.88 is: 5,384,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,670.16 : 12,948,005.40 = 3,591,756.88 : x
  2. Step 2: Convert to fraction form
    8,636,670.16/12,948,005.40 = 3,591,756.88/x
  3. Step 3: Cross multiply
    8,636,670.16x = 12,948,005.40 × 3,591,756.88
  4. Step 4: Simplify right side
    8,636,670.16x = 46,506,087,477,727.15
  5. Step 5: Solve for x
    x = 46,506,087,477,727.15/8,636,670.16
  6. Step 6: Final answer
    x = 5,384,724.28

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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.