Home / 47,122,820.70-70,676,357.85-13,047,611.10

Finding the Fourth Proportional to 47,122,820.70, 70,676,357.85 and 13,047,611.10

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Solution

The fourth proportional to 47,122,820.70, 70,676,357.85 and 13,047,611.10 is: 19,569,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,122,820.70 : 70,676,357.85 = 13,047,611.10 : x
  2. Step 2: Convert to fraction form
    47,122,820.70/70,676,357.85 = 13,047,611.10/x
  3. Step 3: Cross multiply
    47,122,820.70x = 70,676,357.85 × 13,047,611.10
  4. Step 4: Simplify right side
    47,122,820.70x = 922,157,631,191,232
  5. Step 5: Solve for x
    x = 922,157,631,191,232/47,122,820.70
  6. Step 6: Final answer
    x = 19,569,236.68

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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.