Home / 20,559,308.49-30,817,261.62-6,899,503.32

Finding the Fourth Proportional to 20,559,308.49, 30,817,261.62 and 6,899,503.32

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Solution

The fourth proportional to 20,559,308.49, 30,817,261.62 and 6,899,503.32 is: 10,341,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,559,308.49 : 30,817,261.62 = 6,899,503.32 : x
  2. Step 2: Convert to fraction form
    20,559,308.49/30,817,261.62 = 6,899,503.32/x
  3. Step 3: Cross multiply
    20,559,308.49x = 30,817,261.62 × 6,899,503.32
  4. Step 4: Simplify right side
    20,559,308.49x = 212,623,798,860,498.59
  5. Step 5: Solve for x
    x = 212,623,798,860,498.59/20,559,308.49
  6. Step 6: Final answer
    x = 10,341,972.30

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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.