Home / 12,780,058.40-19,170,087.60-6,061,594.40

Finding the Fourth Proportional to 12,780,058.40, 19,170,087.60 and 6,061,594.40

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Solution

The fourth proportional to 12,780,058.40, 19,170,087.60 and 6,061,594.40 is: 9,092,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,780,058.40 : 19,170,087.60 = 6,061,594.40 : x
  2. Step 2: Convert to fraction form
    12,780,058.40/19,170,087.60 = 6,061,594.40/x
  3. Step 3: Cross multiply
    12,780,058.40x = 19,170,087.60 × 6,061,594.40
  4. Step 4: Simplify right side
    12,780,058.40x = 116,201,295,643,669.45
  5. Step 5: Solve for x
    x = 116,201,295,643,669.45/12,780,058.40
  6. Step 6: Final answer
    x = 9,092,391.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.