Home / 25,865,257-38,804,475.66-7,670,116.84

Finding the Fourth Proportional to 25,865,257, 38,804,475.66 and 7,670,116.84

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Solution

The fourth proportional to 25,865,257, 38,804,475.66 and 7,670,116.84 is: 11,507,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,865,257 : 38,804,475.66 = 7,670,116.84 : x
  2. Step 2: Convert to fraction form
    25,865,257/38,804,475.66 = 7,670,116.84/x
  3. Step 3: Cross multiply
    25,865,257x = 38,804,475.66 × 7,670,116.84
  4. Step 4: Simplify right side
    25,865,257x = 297,634,862,227,136.06
  5. Step 5: Solve for x
    x = 297,634,862,227,136.06/25,865,257
  6. Step 6: Final answer
    x = 11,507,129.51

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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.