Home / 40,911,483.48-61,365,730.55-12,156,871.74

Finding the Fourth Proportional to 40,911,483.48, 61,365,730.55 and 12,156,871.74

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Solution

The fourth proportional to 40,911,483.48, 61,365,730.55 and 12,156,871.74 is: 18,234,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,483.48 : 61,365,730.55 = 12,156,871.74 : x
  2. Step 2: Convert to fraction form
    40,911,483.48/61,365,730.55 = 12,156,871.74/x
  3. Step 3: Cross multiply
    40,911,483.48x = 61,365,730.55 × 12,156,871.74
  4. Step 4: Simplify right side
    40,911,483.48x = 746,015,315,236,843.88
  5. Step 5: Solve for x
    x = 746,015,315,236,843.88/40,911,483.48
  6. Step 6: Final answer
    x = 18,234,863.46

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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.