Home / 22,155,378.80-33,233,068.20-13,607,999.60

Finding the Fourth Proportional to 22,155,378.80, 33,233,068.20 and 13,607,999.60

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Solution

The fourth proportional to 22,155,378.80, 33,233,068.20 and 13,607,999.60 is: 20,411,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,155,378.80 : 33,233,068.20 = 13,607,999.60 : x
  2. Step 2: Convert to fraction form
    22,155,378.80/33,233,068.20 = 13,607,999.60/x
  3. Step 3: Cross multiply
    22,155,378.80x = 33,233,068.20 × 13,607,999.60
  4. Step 4: Simplify right side
    22,155,378.80x = 452,235,578,772,372.69
  5. Step 5: Solve for x
    x = 452,235,578,772,372.69/22,155,378.80
  6. Step 6: Final answer
    x = 20,411,999.40

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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.