Home / 56,942,594.88-78,580,370.16-30,836,507.08

Finding the Fourth Proportional to 56,942,594.88, 78,580,370.16 and 30,836,507.08

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Solution

The fourth proportional to 56,942,594.88, 78,580,370.16 and 30,836,507.08 is: 42,554,157.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942,594.88 : 78,580,370.16 = 30,836,507.08 : x
  2. Step 2: Convert to fraction form
    56,942,594.88/78,580,370.16 = 30,836,507.08/x
  3. Step 3: Cross multiply
    56,942,594.88x = 78,580,370.16 × 30,836,507.08
  4. Step 4: Simplify right side
    56,942,594.88x = 2,423,144,140,787,860.50
  5. Step 5: Solve for x
    x = 2,423,144,140,787,860.50/56,942,594.88
  6. Step 6: Final answer
    x = 42,554,157.32

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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.