Home / 9,337,019.72-12,885,061.80-5,207,055.26

Finding the Fourth Proportional to 9,337,019.72, 12,885,061.80 and 5,207,055.26

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Solution

The fourth proportional to 9,337,019.72, 12,885,061.80 and 5,207,055.26 is: 7,185,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337,019.72 : 12,885,061.80 = 5,207,055.26 : x
  2. Step 2: Convert to fraction form
    9,337,019.72/12,885,061.80 = 5,207,055.26/x
  3. Step 3: Cross multiply
    9,337,019.72x = 12,885,061.80 × 5,207,055.26
  4. Step 4: Simplify right side
    9,337,019.72x = 67,093,228,756,689.76
  5. Step 5: Solve for x
    x = 67,093,228,756,689.76/9,337,019.72
  6. Step 6: Final answer
    x = 7,185,722.08

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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.