Home / 13,594,443.20-20,391,664.80-7,547,825.60

Finding the Fourth Proportional to 13,594,443.20, 20,391,664.80 and 7,547,825.60

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Solution

The fourth proportional to 13,594,443.20, 20,391,664.80 and 7,547,825.60 is: 11,321,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,443.20 : 20,391,664.80 = 7,547,825.60 : x
  2. Step 2: Convert to fraction form
    13,594,443.20/20,391,664.80 = 7,547,825.60/x
  3. Step 3: Cross multiply
    13,594,443.20x = 20,391,664.80 × 7,547,825.60
  4. Step 4: Simplify right side
    13,594,443.20x = 153,912,729,604,058.88
  5. Step 5: Solve for x
    x = 153,912,729,604,058.88/13,594,443.20
  6. Step 6: Final answer
    x = 11,321,738.40

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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.