Home / 23,195,158.79-32,078,681.93-20,289,505.73

Finding the Fourth Proportional to 23,195,158.79, 32,078,681.93 and 20,289,505.73

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Solution

The fourth proportional to 23,195,158.79, 32,078,681.93 and 20,289,505.73 is: 28,060,191.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,195,158.79 : 32,078,681.93 = 20,289,505.73 : x
  2. Step 2: Convert to fraction form
    23,195,158.79/32,078,681.93 = 20,289,505.73/x
  3. Step 3: Cross multiply
    23,195,158.79x = 32,078,681.93 × 20,289,505.73
  4. Step 4: Simplify right side
    23,195,158.79x = 650,860,600,728,135
  5. Step 5: Solve for x
    x = 650,860,600,728,135/23,195,158.79
  6. Step 6: Final answer
    x = 28,060,191.64

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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.