Home / 37,774,379.40-56,661,569.10-12,217,972.20

Finding the Fourth Proportional to 37,774,379.40, 56,661,569.10 and 12,217,972.20

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Solution

The fourth proportional to 37,774,379.40, 56,661,569.10 and 12,217,972.20 is: 18,326,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,774,379.40 : 56,661,569.10 = 12,217,972.20 : x
  2. Step 2: Convert to fraction form
    37,774,379.40/56,661,569.10 = 12,217,972.20/x
  3. Step 3: Cross multiply
    37,774,379.40x = 56,661,569.10 × 12,217,972.20
  4. Step 4: Simplify right side
    37,774,379.40x = 692,289,476,072,179
  5. Step 5: Solve for x
    x = 692,289,476,072,179/37,774,379.40
  6. Step 6: Final answer
    x = 18,326,958.30

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1.5x scale

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.