Home / 13,935,136.32-20,869,721.28-7,094,900.16

Finding the Fourth Proportional to 13,935,136.32, 20,869,721.28 and 7,094,900.16

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Solution

The fourth proportional to 13,935,136.32, 20,869,721.28 and 7,094,900.16 is: 10,625,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935,136.32 : 20,869,721.28 = 7,094,900.16 : x
  2. Step 2: Convert to fraction form
    13,935,136.32/20,869,721.28 = 7,094,900.16/x
  3. Step 3: Cross multiply
    13,935,136.32x = 20,869,721.28 × 7,094,900.16
  4. Step 4: Simplify right side
    13,935,136.32x = 148,068,588,848,627.41
  5. Step 5: Solve for x
    x = 148,068,588,848,627.41/13,935,136.32
  6. Step 6: Final answer
    x = 10,625,557.26

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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.