Home / 30,544,700.79-42,151,315.49-22,739,087.19

Finding the Fourth Proportional to 30,544,700.79, 42,151,315.49 and 22,739,087.19

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Solution

The fourth proportional to 30,544,700.79, 42,151,315.49 and 22,739,087.19 is: 31,379,663.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544,700.79 : 42,151,315.49 = 22,739,087.19 : x
  2. Step 2: Convert to fraction form
    30,544,700.79/42,151,315.49 = 22,739,087.19/x
  3. Step 3: Cross multiply
    30,544,700.79x = 42,151,315.49 × 22,739,087.19
  4. Step 4: Simplify right side
    30,544,700.79x = 958,482,437,775,855.50
  5. Step 5: Solve for x
    x = 958,482,437,775,855.50/30,544,700.79
  6. Step 6: Final answer
    x = 31,379,663.68

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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.