Home / 30,525,464.63-42,125,407.25-16,586,819.70

Finding the Fourth Proportional to 30,525,464.63, 42,125,407.25 and 16,586,819.70

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Solution

The fourth proportional to 30,525,464.63, 42,125,407.25 and 16,586,819.70 is: 22,889,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,525,464.63 : 42,125,407.25 = 16,586,819.70 : x
  2. Step 2: Convert to fraction form
    30,525,464.63/42,125,407.25 = 16,586,819.70/x
  3. Step 3: Cross multiply
    30,525,464.63x = 42,125,407.25 × 16,586,819.70
  4. Step 4: Simplify right side
    30,525,464.63x = 698,726,534,844,822.75
  5. Step 5: Solve for x
    x = 698,726,534,844,822.75/30,525,464.63
  6. Step 6: Final answer
    x = 22,889,955.76

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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.