Home / 64,767,159.84-97,117,730.58-21,620,857.44

Finding the Fourth Proportional to 64,767,159.84, 97,117,730.58 and 21,620,857.44

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Solution

The fourth proportional to 64,767,159.84, 97,117,730.58 and 21,620,857.44 is: 32,420,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,767,159.84 : 97,117,730.58 = 21,620,857.44 : x
  2. Step 2: Convert to fraction form
    64,767,159.84/97,117,730.58 = 21,620,857.44/x
  3. Step 3: Cross multiply
    64,767,159.84x = 97,117,730.58 × 21,620,857.44
  4. Step 4: Simplify right side
    64,767,159.84x = 2,099,768,607,766,508.50
  5. Step 5: Solve for x
    x = 2,099,768,607,766,508.50/64,767,159.84
  6. Step 6: Final answer
    x = 32,420,266.89

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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.