Home / 25,779,115.78-35,565,111.07-14,759,976.42

Finding the Fourth Proportional to 25,779,115.78, 35,565,111.07 and 14,759,976.42

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Solution

The fourth proportional to 25,779,115.78, 35,565,111.07 and 14,759,976.42 is: 20,363,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,779,115.78 : 35,565,111.07 = 14,759,976.42 : x
  2. Step 2: Convert to fraction form
    25,779,115.78/35,565,111.07 = 14,759,976.42/x
  3. Step 3: Cross multiply
    25,779,115.78x = 35,565,111.07 × 14,759,976.42
  4. Step 4: Simplify right side
    25,779,115.78x = 524,940,200,767,881
  5. Step 5: Solve for x
    x = 524,940,200,767,881/25,779,115.78
  6. Step 6: Final answer
    x = 20,363,002.57

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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.