Home / 30,503,587.94-42,094,959.66-16,564,939.36

Finding the Fourth Proportional to 30,503,587.94, 42,094,959.66 and 16,564,939.36

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Solution

The fourth proportional to 30,503,587.94, 42,094,959.66 and 16,564,939.36 is: 22,859,620.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,503,587.94 : 42,094,959.66 = 16,564,939.36 : x
  2. Step 2: Convert to fraction form
    30,503,587.94/42,094,959.66 = 16,564,939.36/x
  3. Step 3: Cross multiply
    30,503,587.94x = 42,094,959.66 × 16,564,939.36
  4. Step 4: Simplify right side
    30,503,587.94x = 697,300,454,129,546.12
  5. Step 5: Solve for x
    x = 697,300,454,129,546.12/30,503,587.94
  6. Step 6: Final answer
    x = 22,859,620.83

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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.