Home / 8,974,714.56-12,385,265.76-5,106,828.48

Finding the Fourth Proportional to 8,974,714.56, 12,385,265.76 and 5,106,828.48

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Solution

The fourth proportional to 8,974,714.56, 12,385,265.76 and 5,106,828.48 is: 7,047,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974,714.56 : 12,385,265.76 = 5,106,828.48 : x
  2. Step 2: Convert to fraction form
    8,974,714.56/12,385,265.76 = 5,106,828.48/x
  3. Step 3: Cross multiply
    8,974,714.56x = 12,385,265.76 × 5,106,828.48
  4. Step 4: Simplify right side
    8,974,714.56x = 63,249,427,915,536.85
  5. Step 5: Solve for x
    x = 63,249,427,915,536.85/8,974,714.56
  6. Step 6: Final answer
    x = 7,047,514.16

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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.