Home / 21,678,062.49-32,513,928.51-6,321,225.51

Finding the Fourth Proportional to 21,678,062.49, 32,513,928.51 and 6,321,225.51

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Solution

The fourth proportional to 21,678,062.49, 32,513,928.51 and 6,321,225.51 is: 9,480,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678,062.49 : 32,513,928.51 = 6,321,225.51 : x
  2. Step 2: Convert to fraction form
    21,678,062.49/32,513,928.51 = 6,321,225.51/x
  3. Step 3: Cross multiply
    21,678,062.49x = 32,513,928.51 × 6,321,225.51
  4. Step 4: Simplify right side
    21,678,062.49x = 205,527,874,368,370.72
  5. Step 5: Solve for x
    x = 205,527,874,368,370.72/21,678,062.49
  6. Step 6: Final answer
    x = 9,480,915.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.