Home / 14,607,415.28-20,154,611.40-9,444,564.38

Finding the Fourth Proportional to 14,607,415.28, 20,154,611.40 and 9,444,564.38

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Solution

The fourth proportional to 14,607,415.28, 20,154,611.40 and 9,444,564.38 is: 13,031,157.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607,415.28 : 20,154,611.40 = 9,444,564.38 : x
  2. Step 2: Convert to fraction form
    14,607,415.28/20,154,611.40 = 9,444,564.38/x
  3. Step 3: Cross multiply
    14,607,415.28x = 20,154,611.40 × 9,444,564.38
  4. Step 4: Simplify right side
    14,607,415.28x = 190,351,524,820,408.88
  5. Step 5: Solve for x
    x = 190,351,524,820,408.88/14,607,415.28
  6. Step 6: Final answer
    x = 13,031,157.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.