Home / 30,603,148.76-42,229,133.88-17,368,110.92

Finding the Fourth Proportional to 30,603,148.76, 42,229,133.88 and 17,368,110.92

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Solution

The fourth proportional to 30,603,148.76, 42,229,133.88 and 17,368,110.92 is: 23,966,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,603,148.76 : 42,229,133.88 = 17,368,110.92 : x
  2. Step 2: Convert to fraction form
    30,603,148.76/42,229,133.88 = 17,368,110.92/x
  3. Step 3: Cross multiply
    30,603,148.76x = 42,229,133.88 × 17,368,110.92
  4. Step 4: Simplify right side
    30,603,148.76x = 733,440,281,283,370.12
  5. Step 5: Solve for x
    x = 733,440,281,283,370.12/30,603,148.76
  6. Step 6: Final answer
    x = 23,966,170.51

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Double scale
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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.