Home / 12,662,340.16-17,474,916.16-7,156,223.84

Finding the Fourth Proportional to 12,662,340.16, 17,474,916.16 and 7,156,223.84

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Solution

The fourth proportional to 12,662,340.16, 17,474,916.16 and 7,156,223.84 is: 9,876,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662,340.16 : 17,474,916.16 = 7,156,223.84 : x
  2. Step 2: Convert to fraction form
    12,662,340.16/17,474,916.16 = 7,156,223.84/x
  3. Step 3: Cross multiply
    12,662,340.16x = 17,474,916.16 × 7,156,223.84
  4. Step 4: Simplify right side
    12,662,340.16x = 125,054,411,626,193.25
  5. Step 5: Solve for x
    x = 125,054,411,626,193.25/12,662,340.16
  6. Step 6: Final answer
    x = 9,876,090.05

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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.