Home / 15,672,095.29-21,626,305-8,795,248.75

Finding the Fourth Proportional to 15,672,095.29, 21,626,305 and 8,795,248.75

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Solution

The fourth proportional to 15,672,095.29, 21,626,305 and 8,795,248.75 is: 12,136,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,095.29 : 21,626,305 = 8,795,248.75 : x
  2. Step 2: Convert to fraction form
    15,672,095.29/21,626,305 = 8,795,248.75/x
  3. Step 3: Cross multiply
    15,672,095.29x = 21,626,305 × 8,795,248.75
  4. Step 4: Simplify right side
    15,672,095.29x = 190,208,732,018,368.75
  5. Step 5: Solve for x
    x = 190,208,732,018,368.75/15,672,095.29
  6. Step 6: Final answer
    x = 12,136,777.41

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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.