Home / 19,186,596.10-28,794,818.36-13,391,683.53

Finding the Fourth Proportional to 19,186,596.10, 28,794,818.36 and 13,391,683.53

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Solution

The fourth proportional to 19,186,596.10, 28,794,818.36 and 13,391,683.53 is: 20,097,941.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186,596.10 : 28,794,818.36 = 13,391,683.53 : x
  2. Step 2: Convert to fraction form
    19,186,596.10/28,794,818.36 = 13,391,683.53/x
  3. Step 3: Cross multiply
    19,186,596.10x = 28,794,818.36 × 13,391,683.53
  4. Step 4: Simplify right side
    19,186,596.10x = 385,611,094,780,953.56
  5. Step 5: Solve for x
    x = 385,611,094,780,953.56/19,186,596.10
  6. Step 6: Final answer
    x = 20,097,941.96

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1.5x scale

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.