Home / 11,575,089.66-15,972,472.82-6,681,888.16

Finding the Fourth Proportional to 11,575,089.66, 15,972,472.82 and 6,681,888.16

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Solution

The fourth proportional to 11,575,089.66, 15,972,472.82 and 6,681,888.16 is: 9,220,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575,089.66 : 15,972,472.82 = 6,681,888.16 : x
  2. Step 2: Convert to fraction form
    11,575,089.66/15,972,472.82 = 6,681,888.16/x
  3. Step 3: Cross multiply
    11,575,089.66x = 15,972,472.82 × 6,681,888.16
  4. Step 4: Simplify right side
    11,575,089.66x = 106,726,277,021,879.81
  5. Step 5: Solve for x
    x = 106,726,277,021,879.81/11,575,089.66
  6. Step 6: Final answer
    x = 9,220,341.28

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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.