Home / 66,297,920.90-99,446,881.35-60,558,358.10

Finding the Fourth Proportional to 66,297,920.90, 99,446,881.35 and 60,558,358.10

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Solution

The fourth proportional to 66,297,920.90, 99,446,881.35 and 60,558,358.10 is: 90,837,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,297,920.90 : 99,446,881.35 = 60,558,358.10 : x
  2. Step 2: Convert to fraction form
    66,297,920.90/99,446,881.35 = 60,558,358.10/x
  3. Step 3: Cross multiply
    66,297,920.90x = 99,446,881.35 × 60,558,358.10
  4. Step 4: Simplify right side
    66,297,920.90x = 6,022,339,852,721,511
  5. Step 5: Solve for x
    x = 6,022,339,852,721,511/66,297,920.90
  6. Step 6: Final answer
    x = 90,837,537.15

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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.