Home / 29,355,839.60-43,892,041.80-21,703,089.20

Finding the Fourth Proportional to 29,355,839.60, 43,892,041.80 and 21,703,089.20

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Solution

The fourth proportional to 29,355,839.60, 43,892,041.80 and 21,703,089.20 is: 32,449,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,355,839.60 : 43,892,041.80 = 21,703,089.20 : x
  2. Step 2: Convert to fraction form
    29,355,839.60/43,892,041.80 = 21,703,089.20/x
  3. Step 3: Cross multiply
    29,355,839.60x = 43,892,041.80 × 21,703,089.20
  4. Step 4: Simplify right side
    29,355,839.60x = 952,592,898,355,528.50
  5. Step 5: Solve for x
    x = 952,592,898,355,528.50/29,355,839.60
  6. Step 6: Final answer
    x = 32,449,860.45

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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.