Home / 22,724,664.95-31,360,716.74-12,411,874.55

Finding the Fourth Proportional to 22,724,664.95, 31,360,716.74 and 12,411,874.55

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Solution

The fourth proportional to 22,724,664.95, 31,360,716.74 and 12,411,874.55 is: 17,128,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724,664.95 : 31,360,716.74 = 12,411,874.55 : x
  2. Step 2: Convert to fraction form
    22,724,664.95/31,360,716.74 = 12,411,874.55/x
  3. Step 3: Cross multiply
    22,724,664.95x = 31,360,716.74 × 12,411,874.55
  4. Step 4: Simplify right side
    22,724,664.95x = 389,245,281,974,965
  5. Step 5: Solve for x
    x = 389,245,281,974,965/22,724,664.95
  6. Step 6: Final answer
    x = 17,128,757.80

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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.