Home / 56,803,338.60-85,184,012.70-18,466,103.40

Finding the Fourth Proportional to 56,803,338.60, 85,184,012.70 and 18,466,103.40

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Solution

The fourth proportional to 56,803,338.60, 85,184,012.70 and 18,466,103.40 is: 27,692,329.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,803,338.60 : 85,184,012.70 = 18,466,103.40 : x
  2. Step 2: Convert to fraction form
    56,803,338.60/85,184,012.70 = 18,466,103.40/x
  3. Step 3: Cross multiply
    56,803,338.60x = 85,184,012.70 × 18,466,103.40
  4. Step 4: Simplify right side
    56,803,338.60x = 1,573,016,786,545,113
  5. Step 5: Solve for x
    x = 1,573,016,786,545,113/56,803,338.60
  6. Step 6: Final answer
    x = 27,692,329.81

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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.