Home / 5,107,714.68-7,048,305.04-2,931,955.86

Finding the Fourth Proportional to 5,107,714.68, 7,048,305.04 and 2,931,955.86

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Solution

The fourth proportional to 5,107,714.68, 7,048,305.04 and 2,931,955.86 is: 4,045,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,714.68 : 7,048,305.04 = 2,931,955.86 : x
  2. Step 2: Convert to fraction form
    5,107,714.68/7,048,305.04 = 2,931,955.86/x
  3. Step 3: Cross multiply
    5,107,714.68x = 7,048,305.04 × 2,931,955.86
  4. Step 4: Simplify right side
    5,107,714.68x = 20,665,319,265,095.54
  5. Step 5: Solve for x
    x = 20,665,319,265,095.54/5,107,714.68
  6. Step 6: Final answer
    x = 4,045,903.22

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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.