Home / 38,325,411.02-57,445,263.18-20,131,528.39

Finding the Fourth Proportional to 38,325,411.02, 57,445,263.18 and 20,131,528.39

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Solution

The fourth proportional to 38,325,411.02, 57,445,263.18 and 20,131,528.39 is: 30,174,782.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325,411.02 : 57,445,263.18 = 20,131,528.39 : x
  2. Step 2: Convert to fraction form
    38,325,411.02/57,445,263.18 = 20,131,528.39/x
  3. Step 3: Cross multiply
    38,325,411.02x = 57,445,263.18 × 20,131,528.39
  4. Step 4: Simplify right side
    38,325,411.02x = 1,156,460,946,435,578.50
  5. Step 5: Solve for x
    x = 1,156,460,946,435,578.50/38,325,411.02
  6. Step 6: Final answer
    x = 30,174,782.62

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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.