Home / 34,652,776.50-47,714,012.01-30,778,569.18

Finding the Fourth Proportional to 34,652,776.50, 47,714,012.01 and 30,778,569.18

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Solution

The fourth proportional to 34,652,776.50, 47,714,012.01 and 30,778,569.18 is: 42,379,548.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,652,776.50 : 47,714,012.01 = 30,778,569.18 : x
  2. Step 2: Convert to fraction form
    34,652,776.50/47,714,012.01 = 30,778,569.18/x
  3. Step 3: Cross multiply
    34,652,776.50x = 47,714,012.01 × 30,778,569.18
  4. Step 4: Simplify right side
    34,652,776.50x = 1,468,569,019,505,135.75
  5. Step 5: Solve for x
    x = 1,468,569,019,505,135.75/34,652,776.50
  6. Step 6: Final answer
    x = 42,379,548.42

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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.