Home / 54,980,720.19-75,873,571.16-30,534,434.19

Finding the Fourth Proportional to 54,980,720.19, 75,873,571.16 and 30,534,434.19

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Solution

The fourth proportional to 54,980,720.19, 75,873,571.16 and 30,534,434.19 is: 42,137,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,980,720.19 : 75,873,571.16 = 30,534,434.19 : x
  2. Step 2: Convert to fraction form
    54,980,720.19/75,873,571.16 = 30,534,434.19/x
  3. Step 3: Cross multiply
    54,980,720.19x = 75,873,571.16 × 30,534,434.19
  4. Step 4: Simplify right side
    54,980,720.19x = 2,316,756,565,192,630
  5. Step 5: Solve for x
    x = 2,316,756,565,192,630/54,980,720.19
  6. Step 6: Final answer
    x = 42,137,617.64

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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.