Home / 21,314,011.70-31,975,683.15-10,536,475.70

Finding the Fourth Proportional to 21,314,011.70, 31,975,683.15 and 10,536,475.70

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Solution

The fourth proportional to 21,314,011.70, 31,975,683.15 and 10,536,475.70 is: 15,807,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,314,011.70 : 31,975,683.15 = 10,536,475.70 : x
  2. Step 2: Convert to fraction form
    21,314,011.70/31,975,683.15 = 10,536,475.70/x
  3. Step 3: Cross multiply
    21,314,011.70x = 31,975,683.15 × 10,536,475.70
  4. Step 4: Simplify right side
    21,314,011.70x = 336,911,008,500,874.44
  5. Step 5: Solve for x
    x = 336,911,008,500,874.44/21,314,011.70
  6. Step 6: Final answer
    x = 15,807,019.97

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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.