Home / 5,360,953-7,398,172.28-2,913,564.18

Finding the Fourth Proportional to 5,360,953, 7,398,172.28 and 2,913,564.18

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Solution

The fourth proportional to 5,360,953, 7,398,172.28 and 2,913,564.18 is: 4,020,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360,953 : 7,398,172.28 = 2,913,564.18 : x
  2. Step 2: Convert to fraction form
    5,360,953/7,398,172.28 = 2,913,564.18/x
  3. Step 3: Cross multiply
    5,360,953x = 7,398,172.28 × 2,913,564.18
  4. Step 4: Simplify right side
    5,360,953x = 21,555,049,752,476.93
  5. Step 5: Solve for x
    x = 21,555,049,752,476.93/5,360,953
  6. Step 6: Final answer
    x = 4,020,749.62

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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.