Home / 13,043,532.20-19,541,678.70-11,153,964.20

Finding the Fourth Proportional to 13,043,532.20, 19,541,678.70 and 11,153,964.20

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Solution

The fourth proportional to 13,043,532.20, 19,541,678.70 and 11,153,964.20 is: 16,710,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043,532.20 : 19,541,678.70 = 11,153,964.20 : x
  2. Step 2: Convert to fraction form
    13,043,532.20/19,541,678.70 = 11,153,964.20/x
  3. Step 3: Cross multiply
    13,043,532.20x = 19,541,678.70 × 11,153,964.20
  4. Step 4: Simplify right side
    13,043,532.20x = 217,967,184,627,702.53
  5. Step 5: Solve for x
    x = 217,967,184,627,702.53/13,043,532.20
  6. Step 6: Final answer
    x = 16,710,748.38

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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.