Home / 47,902,415.21-71,852,591.18-13,357,896.60

Finding the Fourth Proportional to 47,902,415.21, 71,852,591.18 and 13,357,896.60

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Solution

The fourth proportional to 47,902,415.21, 71,852,591.18 and 13,357,896.60 is: 20,036,557.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,902,415.21 : 71,852,591.18 = 13,357,896.60 : x
  2. Step 2: Convert to fraction form
    47,902,415.21/71,852,591.18 = 13,357,896.60/x
  3. Step 3: Cross multiply
    47,902,415.21x = 71,852,591.18 × 13,357,896.60
  4. Step 4: Simplify right side
    47,902,415.21x = 959,799,483,357,722.50
  5. Step 5: Solve for x
    x = 959,799,483,357,722.50/47,902,415.21
  6. Step 6: Final answer
    x = 20,036,557.22

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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.