Home / 25,390,967.88-35,039,542.56-13,788,528.30

Finding the Fourth Proportional to 25,390,967.88, 35,039,542.56 and 13,788,528.30

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Solution

The fourth proportional to 25,390,967.88, 35,039,542.56 and 13,788,528.30 is: 19,028,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390,967.88 : 35,039,542.56 = 13,788,528.30 : x
  2. Step 2: Convert to fraction form
    25,390,967.88/35,039,542.56 = 13,788,528.30/x
  3. Step 3: Cross multiply
    25,390,967.88x = 35,039,542.56 × 13,788,528.30
  4. Step 4: Simplify right side
    25,390,967.88x = 483,143,724,207,614.50
  5. Step 5: Solve for x
    x = 483,143,724,207,614.50/25,390,967.88
  6. Step 6: Final answer
    x = 19,028,172.79

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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.