Home / 61,890,855.57-85,411,428.40-34,014,553.86

Finding the Fourth Proportional to 61,890,855.57, 85,411,428.40 and 34,014,553.86

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Solution

The fourth proportional to 61,890,855.57, 85,411,428.40 and 34,014,553.86 is: 46,941,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,890,855.57 : 85,411,428.40 = 34,014,553.86 : x
  2. Step 2: Convert to fraction form
    61,890,855.57/85,411,428.40 = 34,014,553.86/x
  3. Step 3: Cross multiply
    61,890,855.57x = 85,411,428.40 × 34,014,553.86
  4. Step 4: Simplify right side
    61,890,855.57x = 2,905,231,631,571,334
  5. Step 5: Solve for x
    x = 2,905,231,631,571,334/61,890,855.57
  6. Step 6: Final answer
    x = 46,941,209.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.