Home / 10,210,957.16-14,091,120.56-5,627,278.53

Finding the Fourth Proportional to 10,210,957.16, 14,091,120.56 and 5,627,278.53

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Solution

The fourth proportional to 10,210,957.16, 14,091,120.56 and 5,627,278.53 is: 7,765,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,210,957.16 : 14,091,120.56 = 5,627,278.53 : x
  2. Step 2: Convert to fraction form
    10,210,957.16/14,091,120.56 = 5,627,278.53/x
  3. Step 3: Cross multiply
    10,210,957.16x = 14,091,120.56 × 5,627,278.53
  4. Step 4: Simplify right side
    10,210,957.16x = 79,294,660,162,793.19
  5. Step 5: Solve for x
    x = 79,294,660,162,793.19/10,210,957.16
  6. Step 6: Final answer
    x = 7,765,644.20

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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.