Home / 25,631,663.25-38,453,794.65-7,680,767.25

Finding the Fourth Proportional to 25,631,663.25, 38,453,794.65 and 7,680,767.25

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Solution

The fourth proportional to 25,631,663.25, 38,453,794.65 and 7,680,767.25 is: 11,523,038.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631,663.25 : 38,453,794.65 = 7,680,767.25 : x
  2. Step 2: Convert to fraction form
    25,631,663.25/38,453,794.65 = 7,680,767.25/x
  3. Step 3: Cross multiply
    25,631,663.25x = 38,453,794.65 × 7,680,767.25
  4. Step 4: Simplify right side
    25,631,663.25x = 295,354,646,585,945.19
  5. Step 5: Solve for x
    x = 295,354,646,585,945.19/25,631,663.25
  6. Step 6: Final answer
    x = 11,523,038.66

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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.