Home / 40,911,513.51-61,365,775.46-12,156,901.77

Finding the Fourth Proportional to 40,911,513.51, 61,365,775.46 and 12,156,901.77

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Solution

The fourth proportional to 40,911,513.51, 61,365,775.46 and 12,156,901.77 is: 18,234,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,513.51 : 61,365,775.46 = 12,156,901.77 : x
  2. Step 2: Convert to fraction form
    40,911,513.51/61,365,775.46 = 12,156,901.77/x
  3. Step 3: Cross multiply
    40,911,513.51x = 61,365,775.46 × 12,156,901.77
  4. Step 4: Simplify right side
    40,911,513.51x = 746,017,704,246,312
  5. Step 5: Solve for x
    x = 746,017,704,246,312/40,911,513.51
  6. Step 6: Final answer
    x = 18,234,908.47

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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.