Home / 30,508,101.07-42,101,483.19-16,569,728.26

Finding the Fourth Proportional to 30,508,101.07, 42,101,483.19 and 16,569,728.26

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Solution

The fourth proportional to 30,508,101.07, 42,101,483.19 and 16,569,728.26 is: 22,866,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,508,101.07 : 42,101,483.19 = 16,569,728.26 : x
  2. Step 2: Convert to fraction form
    30,508,101.07/42,101,483.19 = 16,569,728.26/x
  3. Step 3: Cross multiply
    30,508,101.07x = 42,101,483.19 × 16,569,728.26
  4. Step 4: Simplify right side
    30,508,101.07x = 697,610,135,801,257.88
  5. Step 5: Solve for x
    x = 697,610,135,801,257.88/30,508,101.07
  6. Step 6: Final answer
    x = 22,866,389.95

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1.5x scale

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.