Home / 25,516,776.96-38,255,074.56-12,730,705.92

Finding the Fourth Proportional to 25,516,776.96, 38,255,074.56 and 12,730,705.92

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Solution

The fourth proportional to 25,516,776.96, 38,255,074.56 and 12,730,705.92 is: 19,086,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516,776.96 : 38,255,074.56 = 12,730,705.92 : x
  2. Step 2: Convert to fraction form
    25,516,776.96/38,255,074.56 = 12,730,705.92/x
  3. Step 3: Cross multiply
    25,516,776.96x = 38,255,074.56 × 12,730,705.92
  4. Step 4: Simplify right side
    25,516,776.96x = 487,014,104,171,033.44
  5. Step 5: Solve for x
    x = 487,014,104,171,033.44/25,516,776.96
  6. Step 6: Final answer
    x = 19,086,035.24

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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.