Home / 19,465,081.20-29,197,621.80-5,089,602.15

Finding the Fourth Proportional to 19,465,081.20, 29,197,621.80 and 5,089,602.15

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Solution

The fourth proportional to 19,465,081.20, 29,197,621.80 and 5,089,602.15 is: 7,634,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465,081.20 : 29,197,621.80 = 5,089,602.15 : x
  2. Step 2: Convert to fraction form
    19,465,081.20/29,197,621.80 = 5,089,602.15/x
  3. Step 3: Cross multiply
    19,465,081.20x = 29,197,621.80 × 5,089,602.15
  4. Step 4: Simplify right side
    19,465,081.20x = 148,604,278,688,166.88
  5. Step 5: Solve for x
    x = 148,604,278,688,166.88/19,465,081.20
  6. Step 6: Final answer
    x = 7,634,403.23

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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.