Home / 5,631,211.45-7,777,486.98-3,817,226.17

Finding the Fourth Proportional to 5,631,211.45, 7,777,486.98 and 3,817,226.17

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Solution

The fourth proportional to 5,631,211.45, 7,777,486.98 and 3,817,226.17 is: 5,272,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631,211.45 : 7,777,486.98 = 3,817,226.17 : x
  2. Step 2: Convert to fraction form
    5,631,211.45/7,777,486.98 = 3,817,226.17/x
  3. Step 3: Cross multiply
    5,631,211.45x = 7,777,486.98 × 3,817,226.17
  4. Step 4: Simplify right side
    5,631,211.45x = 29,688,426,798,002.83
  5. Step 5: Solve for x
    x = 29,688,426,798,002.83/5,631,211.45
  6. Step 6: Final answer
    x = 5,272,120.77

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Double scale
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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.