Home / 21,333,880.66-32,000,836.54-5,159,847.50

Finding the Fourth Proportional to 21,333,880.66, 32,000,836.54 and 5,159,847.50

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Solution

The fourth proportional to 21,333,880.66, 32,000,836.54 and 5,159,847.50 is: 7,739,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,880.66 : 32,000,836.54 = 5,159,847.50 : x
  2. Step 2: Convert to fraction form
    21,333,880.66/32,000,836.54 = 5,159,847.50/x
  3. Step 3: Cross multiply
    21,333,880.66x = 32,000,836.54 × 5,159,847.50
  4. Step 4: Simplify right side
    21,333,880.66x = 165,119,436,418,827.66
  5. Step 5: Solve for x
    x = 165,119,436,418,827.66/21,333,880.66
  6. Step 6: Final answer
    x = 7,739,775.01

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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.