Home / 57,470,061.33-79,310,535.21-32,689,612.80

Finding the Fourth Proportional to 57,470,061.33, 79,310,535.21 and 32,689,612.80

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Solution

The fourth proportional to 57,470,061.33, 79,310,535.21 and 32,689,612.80 is: 45,112,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,470,061.33 : 79,310,535.21 = 32,689,612.80 : x
  2. Step 2: Convert to fraction form
    57,470,061.33/79,310,535.21 = 32,689,612.80/x
  3. Step 3: Cross multiply
    57,470,061.33x = 79,310,535.21 × 32,689,612.80
  4. Step 4: Simplify right side
    57,470,061.33x = 2,592,630,686,975,666.50
  5. Step 5: Solve for x
    x = 2,592,630,686,975,666.50/57,470,061.33
  6. Step 6: Final answer
    x = 45,112,718.29

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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.