Home / 9,710,874.28-13,399,005.88-5,580,107.36

Finding the Fourth Proportional to 9,710,874.28, 13,399,005.88 and 5,580,107.36

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Solution

The fourth proportional to 9,710,874.28, 13,399,005.88 and 5,580,107.36 is: 7,699,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,874.28 : 13,399,005.88 = 5,580,107.36 : x
  2. Step 2: Convert to fraction form
    9,710,874.28/13,399,005.88 = 5,580,107.36/x
  3. Step 3: Cross multiply
    9,710,874.28x = 13,399,005.88 × 5,580,107.36
  4. Step 4: Simplify right side
    9,710,874.28x = 74,767,891,327,671.28
  5. Step 5: Solve for x
    x = 74,767,891,327,671.28/9,710,874.28
  6. Step 6: Final answer
    x = 7,699,398.55

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1.5x scale

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.