Home / 13,500,948.18-18,631,166.49-7,305,859.29

Finding the Fourth Proportional to 13,500,948.18, 18,631,166.49 and 7,305,859.29

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Solution

The fourth proportional to 13,500,948.18, 18,631,166.49 and 7,305,859.29 is: 10,082,008.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,948.18 : 18,631,166.49 = 7,305,859.29 : x
  2. Step 2: Convert to fraction form
    13,500,948.18/18,631,166.49 = 7,305,859.29/x
  3. Step 3: Cross multiply
    13,500,948.18x = 18,631,166.49 × 7,305,859.29
  4. Step 4: Simplify right side
    13,500,948.18x = 136,116,680,784,503.19
  5. Step 5: Solve for x
    x = 136,116,680,784,503.19/13,500,948.18
  6. Step 6: Final answer
    x = 10,082,008.98

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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.