Home / 25,730,497.80-35,509,244.94-15,416,999.28

Finding the Fourth Proportional to 25,730,497.80, 35,509,244.94 and 15,416,999.28

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Solution

The fourth proportional to 25,730,497.80, 35,509,244.94 and 15,416,999.28 is: 21,276,152.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730,497.80 : 35,509,244.94 = 15,416,999.28 : x
  2. Step 2: Convert to fraction form
    25,730,497.80/35,509,244.94 = 15,416,999.28/x
  3. Step 3: Cross multiply
    25,730,497.80x = 35,509,244.94 × 15,416,999.28
  4. Step 4: Simplify right side
    25,730,497.80x = 547,446,003,673,323.56
  5. Step 5: Solve for x
    x = 547,446,003,673,323.56/25,730,497.80
  6. Step 6: Final answer
    x = 21,276,152.83

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1.5x scale

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.