Home / 31,250,154.60-46,875,231.90-19,156,919.40

Finding the Fourth Proportional to 31,250,154.60, 46,875,231.90 and 19,156,919.40

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Solution

The fourth proportional to 31,250,154.60, 46,875,231.90 and 19,156,919.40 is: 28,735,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,250,154.60 : 46,875,231.90 = 19,156,919.40 : x
  2. Step 2: Convert to fraction form
    31,250,154.60/46,875,231.90 = 19,156,919.40/x
  3. Step 3: Cross multiply
    31,250,154.60x = 46,875,231.90 × 19,156,919.40
  4. Step 4: Simplify right side
    31,250,154.60x = 897,985,039,364,608.75
  5. Step 5: Solve for x
    x = 897,985,039,364,608.75/31,250,154.60
  6. Step 6: Final answer
    x = 28,735,379.10

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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.