Home / 19,854,543.20-29,783,530.23-5,477,611.01

Finding the Fourth Proportional to 19,854,543.20, 29,783,530.23 and 5,477,611.01

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Solution

The fourth proportional to 19,854,543.20, 29,783,530.23 and 5,477,611.01 is: 8,216,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854,543.20 : 29,783,530.23 = 5,477,611.01 : x
  2. Step 2: Convert to fraction form
    19,854,543.20/29,783,530.23 = 5,477,611.01/x
  3. Step 3: Cross multiply
    19,854,543.20x = 29,783,530.23 × 5,477,611.01
  4. Step 4: Simplify right side
    19,854,543.20x = 163,142,593,104,515.81
  5. Step 5: Solve for x
    x = 163,142,593,104,515.81/19,854,543.20
  6. Step 6: Final answer
    x = 8,216,889.78

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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.