Home / 30,966,907.76-42,734,498.87-17,029,161.62

Finding the Fourth Proportional to 30,966,907.76, 42,734,498.87 and 17,029,161.62

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Solution

The fourth proportional to 30,966,907.76, 42,734,498.87 and 17,029,161.62 is: 23,500,334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,966,907.76 : 42,734,498.87 = 17,029,161.62 : x
  2. Step 2: Convert to fraction form
    30,966,907.76/42,734,498.87 = 17,029,161.62/x
  3. Step 3: Cross multiply
    30,966,907.76x = 42,734,498.87 × 17,029,161.62
  4. Step 4: Simplify right side
    30,966,907.76x = 727,732,688,006,937.38
  5. Step 5: Solve for x
    x = 727,732,688,006,937.38/30,966,907.76
  6. Step 6: Final answer
    x = 23,500,334.41

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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.