Home / 25,402,921.60-35,059,037.12-15,089,685.44

Finding the Fourth Proportional to 25,402,921.60, 35,059,037.12 and 15,089,685.44

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Solution

The fourth proportional to 25,402,921.60, 35,059,037.12 and 15,089,685.44 is: 20,825,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402,921.60 : 35,059,037.12 = 15,089,685.44 : x
  2. Step 2: Convert to fraction form
    25,402,921.60/35,059,037.12 = 15,089,685.44/x
  3. Step 3: Cross multiply
    25,402,921.60x = 35,059,037.12 × 15,089,685.44
  4. Step 4: Simplify right side
    25,402,921.60x = 529,029,841,970,083.50
  5. Step 5: Solve for x
    x = 529,029,841,970,083.50/25,402,921.60
  6. Step 6: Final answer
    x = 20,825,551.10

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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.