Home / 66,037,681.80-99,056,522.70-41,485,107.60

Finding the Fourth Proportional to 66,037,681.80, 99,056,522.70 and 41,485,107.60

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Solution

The fourth proportional to 66,037,681.80, 99,056,522.70 and 41,485,107.60 is: 62,227,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,037,681.80 : 99,056,522.70 = 41,485,107.60 : x
  2. Step 2: Convert to fraction form
    66,037,681.80/99,056,522.70 = 41,485,107.60/x
  3. Step 3: Cross multiply
    66,037,681.80x = 99,056,522.70 × 41,485,107.60
  4. Step 4: Simplify right side
    66,037,681.80x = 4,109,370,502,691,343
  5. Step 5: Solve for x
    x = 4,109,370,502,691,343/66,037,681.80
  6. Step 6: Final answer
    x = 62,227,661.40

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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.