Home / 30,559,887-42,178,634.82-17,515,888.74

Finding the Fourth Proportional to 30,559,887, 42,178,634.82 and 17,515,888.74

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Solution

The fourth proportional to 30,559,887, 42,178,634.82 and 17,515,888.74 is: 24,175,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,559,887 : 42,178,634.82 = 17,515,888.74 : x
  2. Step 2: Convert to fraction form
    30,559,887/42,178,634.82 = 17,515,888.74/x
  3. Step 3: Cross multiply
    30,559,887x = 42,178,634.82 × 17,515,888.74
  4. Step 4: Simplify right side
    30,559,887x = 738,796,274,712,209.88
  5. Step 5: Solve for x
    x = 738,796,274,712,209.88/30,559,887
  6. Step 6: Final answer
    x = 24,175,360.16

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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.