Home / 30,929,040.84-42,681,460.50-17,177,534.76

Finding the Fourth Proportional to 30,929,040.84, 42,681,460.50 and 17,177,534.76

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Solution

The fourth proportional to 30,929,040.84, 42,681,460.50 and 17,177,534.76 is: 23,704,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,929,040.84 : 42,681,460.50 = 17,177,534.76 : x
  2. Step 2: Convert to fraction form
    30,929,040.84/42,681,460.50 = 17,177,534.76/x
  3. Step 3: Cross multiply
    30,929,040.84x = 42,681,460.50 × 17,177,534.76
  4. Step 4: Simplify right side
    30,929,040.84x = 733,162,271,346,317
  5. Step 5: Solve for x
    x = 733,162,271,346,317/30,929,040.84
  6. Step 6: Final answer
    x = 23,704,655.93

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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.