Home / 10,121,052.56-13,967,254.20-5,537,472.32

Finding the Fourth Proportional to 10,121,052.56, 13,967,254.20 and 5,537,472.32

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Solution

The fourth proportional to 10,121,052.56, 13,967,254.20 and 5,537,472.32 is: 7,641,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,121,052.56 : 13,967,254.20 = 5,537,472.32 : x
  2. Step 2: Convert to fraction form
    10,121,052.56/13,967,254.20 = 5,537,472.32/x
  3. Step 3: Cross multiply
    10,121,052.56x = 13,967,254.20 × 5,537,472.32
  4. Step 4: Simplify right side
    10,121,052.56x = 77,343,283,518,903.75
  5. Step 5: Solve for x
    x = 77,343,283,518,903.75/10,121,052.56
  6. Step 6: Final answer
    x = 7,641,822.14

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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.