Home / 19,354,807.20-29,032,289.07-7,840,492.20

Finding the Fourth Proportional to 19,354,807.20, 29,032,289.07 and 7,840,492.20

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Solution

The fourth proportional to 19,354,807.20, 29,032,289.07 and 7,840,492.20 is: 11,760,770.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354,807.20 : 29,032,289.07 = 7,840,492.20 : x
  2. Step 2: Convert to fraction form
    19,354,807.20/29,032,289.07 = 7,840,492.20/x
  3. Step 3: Cross multiply
    19,354,807.20x = 29,032,289.07 × 7,840,492.20
  4. Step 4: Simplify right side
    19,354,807.20x = 227,627,436,001,480.25
  5. Step 5: Solve for x
    x = 227,627,436,001,480.25/19,354,807.20
  6. Step 6: Final answer
    x = 11,760,770.01

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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.