Home / 42,690,029.85-59,011,528.73-38,089,412.91

Finding the Fourth Proportional to 42,690,029.85, 59,011,528.73 and 38,089,412.91

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Solution

The fourth proportional to 42,690,029.85, 59,011,528.73 and 38,089,412.91 is: 52,651,977.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,690,029.85 : 59,011,528.73 = 38,089,412.91 : x
  2. Step 2: Convert to fraction form
    42,690,029.85/59,011,528.73 = 38,089,412.91/x
  3. Step 3: Cross multiply
    42,690,029.85x = 59,011,528.73 × 38,089,412.91
  4. Step 4: Simplify right side
    42,690,029.85x = 2,247,714,484,056,850.75
  5. Step 5: Solve for x
    x = 2,247,714,484,056,850.75/42,690,029.85
  6. Step 6: Final answer
    x = 52,651,977.33

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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.