Home / 25,390,681.54-35,039,030.97-13,788,149.38

Finding the Fourth Proportional to 25,390,681.54, 35,039,030.97 and 13,788,149.38

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Solution

The fourth proportional to 25,390,681.54, 35,039,030.97 and 13,788,149.38 is: 19,027,586.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390,681.54 : 35,039,030.97 = 13,788,149.38 : x
  2. Step 2: Convert to fraction form
    25,390,681.54/35,039,030.97 = 13,788,149.38/x
  3. Step 3: Cross multiply
    25,390,681.54x = 35,039,030.97 × 13,788,149.38
  4. Step 4: Simplify right side
    25,390,681.54x = 483,123,393,144,806.31
  5. Step 5: Solve for x
    x = 483,123,393,144,806.31/25,390,681.54
  6. Step 6: Final answer
    x = 19,027,586.65

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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.