Home / 10,134,152.13-13,985,143.43-5,487,945.18

Finding the Fourth Proportional to 10,134,152.13, 13,985,143.43 and 5,487,945.18

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Solution

The fourth proportional to 10,134,152.13, 13,985,143.43 and 5,487,945.18 is: 7,573,371.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,152.13 : 13,985,143.43 = 5,487,945.18 : x
  2. Step 2: Convert to fraction form
    10,134,152.13/13,985,143.43 = 5,487,945.18/x
  3. Step 3: Cross multiply
    10,134,152.13x = 13,985,143.43 × 5,487,945.18
  4. Step 4: Simplify right side
    10,134,152.13x = 76,749,700,450,837.44
  5. Step 5: Solve for x
    x = 76,749,700,450,837.44/10,134,152.13
  6. Step 6: Final answer
    x = 7,573,371.65

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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.