Home / 66,433,538.70-99,650,308.05-37,257,427.80

Finding the Fourth Proportional to 66,433,538.70, 99,650,308.05 and 37,257,427.80

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Solution

The fourth proportional to 66,433,538.70, 99,650,308.05 and 37,257,427.80 is: 55,886,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,538.70 : 99,650,308.05 = 37,257,427.80 : x
  2. Step 2: Convert to fraction form
    66,433,538.70/99,650,308.05 = 37,257,427.80/x
  3. Step 3: Cross multiply
    66,433,538.70x = 99,650,308.05 × 37,257,427.80
  4. Step 4: Simplify right side
    66,433,538.70x = 3,712,714,157,420,633.50
  5. Step 5: Solve for x
    x = 3,712,714,157,420,633.50/66,433,538.70
  6. Step 6: Final answer
    x = 55,886,141.70

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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.