Home / 28,792,426.60-43,104,659.10-25,769,117.80

Finding the Fourth Proportional to 28,792,426.60, 43,104,659.10 and 25,769,117.80

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Solution

The fourth proportional to 28,792,426.60, 43,104,659.10 and 25,769,117.80 is: 38,578,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792,426.60 : 43,104,659.10 = 25,769,117.80 : x
  2. Step 2: Convert to fraction form
    28,792,426.60/43,104,659.10 = 25,769,117.80/x
  3. Step 3: Cross multiply
    28,792,426.60x = 43,104,659.10 × 25,769,117.80
  4. Step 4: Simplify right side
    28,792,426.60x = 1,110,769,038,076,742
  5. Step 5: Solve for x
    x = 1,110,769,038,076,742/28,792,426.60
  6. Step 6: Final answer
    x = 38,578,514.19

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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.