Home / 11,575,089.78-15,972,472.99-6,681,888.30

Finding the Fourth Proportional to 11,575,089.78, 15,972,472.99 and 6,681,888.30

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Solution

The fourth proportional to 11,575,089.78, 15,972,472.99 and 6,681,888.30 is: 9,220,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575,089.78 : 15,972,472.99 = 6,681,888.30 : x
  2. Step 2: Convert to fraction form
    11,575,089.78/15,972,472.99 = 6,681,888.30/x
  3. Step 3: Cross multiply
    11,575,089.78x = 15,972,472.99 × 6,681,888.30
  4. Step 4: Simplify right side
    11,575,089.78x = 106,726,280,393,947.02
  5. Step 5: Solve for x
    x = 106,726,280,393,947.02/11,575,089.78
  6. Step 6: Final answer
    x = 9,220,341.48

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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.