Home / 27,902,671.32-38,506,520.70-15,343,073.64

Finding the Fourth Proportional to 27,902,671.32, 38,506,520.70 and 15,343,073.64

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Solution

The fourth proportional to 27,902,671.32, 38,506,520.70 and 15,343,073.64 is: 21,173,900.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,902,671.32 : 38,506,520.70 = 15,343,073.64 : x
  2. Step 2: Convert to fraction form
    27,902,671.32/38,506,520.70 = 15,343,073.64/x
  3. Step 3: Cross multiply
    27,902,671.32x = 38,506,520.70 × 15,343,073.64
  4. Step 4: Simplify right side
    27,902,671.32x = 590,808,382,720,284.38
  5. Step 5: Solve for x
    x = 590,808,382,720,284.38/27,902,671.32
  6. Step 6: Final answer
    x = 21,173,900.37

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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.