Home / 20,490,561.54-30,732,475.62-7,357,261.23

Finding the Fourth Proportional to 20,490,561.54, 30,732,475.62 and 7,357,261.23

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Solution

The fourth proportional to 20,490,561.54, 30,732,475.62 and 7,357,261.23 is: 11,034,683.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,490,561.54 : 30,732,475.62 = 7,357,261.23 : x
  2. Step 2: Convert to fraction form
    20,490,561.54/30,732,475.62 = 7,357,261.23/x
  3. Step 3: Cross multiply
    20,490,561.54x = 30,732,475.62 × 7,357,261.23
  4. Step 4: Simplify right side
    20,490,561.54x = 226,106,851,380,946.22
  5. Step 5: Solve for x
    x = 226,106,851,380,946.22/20,490,561.54
  6. Step 6: Final answer
    x = 11,034,683.01

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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.