Home / 10,175,915.42-14,042,850.84-5,529,699.53

Finding the Fourth Proportional to 10,175,915.42, 14,042,850.84 and 5,529,699.53

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Solution

The fourth proportional to 10,175,915.42, 14,042,850.84 and 5,529,699.53 is: 7,631,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175,915.42 : 14,042,850.84 = 5,529,699.53 : x
  2. Step 2: Convert to fraction form
    10,175,915.42/14,042,850.84 = 5,529,699.53/x
  3. Step 3: Cross multiply
    10,175,915.42x = 14,042,850.84 × 5,529,699.53
  4. Step 4: Simplify right side
    10,175,915.42x = 77,652,745,662,159.61
  5. Step 5: Solve for x
    x = 77,652,745,662,159.61/10,175,915.42
  6. Step 6: Final answer
    x = 7,631,032.93

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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.