Home / 19,372,496.80-29,038,009.20-6,581,149.60

Finding the Fourth Proportional to 19,372,496.80, 29,038,009.20 and 6,581,149.60

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Solution

The fourth proportional to 19,372,496.80, 29,038,009.20 and 6,581,149.60 is: 9,864,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372,496.80 : 29,038,009.20 = 6,581,149.60 : x
  2. Step 2: Convert to fraction form
    19,372,496.80/29,038,009.20 = 6,581,149.60/x
  3. Step 3: Cross multiply
    19,372,496.80x = 29,038,009.20 × 6,581,149.60
  4. Step 4: Simplify right side
    19,372,496.80x = 191,103,482,631,376.31
  5. Step 5: Solve for x
    x = 191,103,482,631,376.31/19,372,496.80
  6. Step 6: Final answer
    x = 9,864,680.05

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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.