Home / 10,989,715.07-16,487,084.01-3,801,242.90

Finding the Fourth Proportional to 10,989,715.07, 16,487,084.01 and 3,801,242.90

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Solution

The fourth proportional to 10,989,715.07, 16,487,084.01 and 3,801,242.90 is: 5,702,733.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989,715.07 : 16,487,084.01 = 3,801,242.90 : x
  2. Step 2: Convert to fraction form
    10,989,715.07/16,487,084.01 = 3,801,242.90/x
  3. Step 3: Cross multiply
    10,989,715.07x = 16,487,084.01 × 3,801,242.90
  4. Step 4: Simplify right side
    10,989,715.07x = 62,671,411,034,716.02
  5. Step 5: Solve for x
    x = 62,671,411,034,716.02/10,989,715.07
  6. Step 6: Final answer
    x = 5,702,733.02

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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.