Home / 9,767,707.50-13,479,436.47-5,475,355.50

Finding the Fourth Proportional to 9,767,707.50, 13,479,436.47 and 5,475,355.50

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Solution

The fourth proportional to 9,767,707.50, 13,479,436.47 and 5,475,355.50 is: 7,555,990.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767,707.50 : 13,479,436.47 = 5,475,355.50 : x
  2. Step 2: Convert to fraction form
    9,767,707.50/13,479,436.47 = 5,475,355.50/x
  3. Step 3: Cross multiply
    9,767,707.50x = 13,479,436.47 × 5,475,355.50
  4. Step 4: Simplify right side
    9,767,707.50x = 73,804,706,612,915.09
  5. Step 5: Solve for x
    x = 73,804,706,612,915.09/9,767,707.50
  6. Step 6: Final answer
    x = 7,555,990.66

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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.