Home / 21,505,223.40-32,257,835.10-21,355,924.20

Finding the Fourth Proportional to 21,505,223.40, 32,257,835.10 and 21,355,924.20

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Solution

The fourth proportional to 21,505,223.40, 32,257,835.10 and 21,355,924.20 is: 32,033,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,223.40 : 32,257,835.10 = 21,355,924.20 : x
  2. Step 2: Convert to fraction form
    21,505,223.40/32,257,835.10 = 21,355,924.20/x
  3. Step 3: Cross multiply
    21,505,223.40x = 32,257,835.10 × 21,355,924.20
  4. Step 4: Simplify right side
    21,505,223.40x = 688,895,881,251,699.38
  5. Step 5: Solve for x
    x = 688,895,881,251,699.38/21,505,223.40
  6. Step 6: Final answer
    x = 32,033,886.30

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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.