Home / 61,809,173.70-92,713,760.55-18,685,032.90

Finding the Fourth Proportional to 61,809,173.70, 92,713,760.55 and 18,685,032.90

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Solution

The fourth proportional to 61,809,173.70, 92,713,760.55 and 18,685,032.90 is: 28,027,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,809,173.70 : 92,713,760.55 = 18,685,032.90 : x
  2. Step 2: Convert to fraction form
    61,809,173.70/92,713,760.55 = 18,685,032.90/x
  3. Step 3: Cross multiply
    61,809,173.70x = 92,713,760.55 × 18,685,032.90
  4. Step 4: Simplify right side
    61,809,173.70x = 1,732,359,666,159,472
  5. Step 5: Solve for x
    x = 1,732,359,666,159,472/61,809,173.70
  6. Step 6: Final answer
    x = 28,027,549.35

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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.