Home / 31,250,156.10-46,875,234.15-19,156,920.90

Finding the Fourth Proportional to 31,250,156.10, 46,875,234.15 and 19,156,920.90

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Solution

The fourth proportional to 31,250,156.10, 46,875,234.15 and 19,156,920.90 is: 28,735,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,250,156.10 : 46,875,234.15 = 19,156,920.90 : x
  2. Step 2: Convert to fraction form
    31,250,156.10/46,875,234.15 = 19,156,920.90/x
  3. Step 3: Cross multiply
    31,250,156.10x = 46,875,234.15 × 19,156,920.90
  4. Step 4: Simplify right side
    31,250,156.10x = 897,985,152,780,528.62
  5. Step 5: Solve for x
    x = 897,985,152,780,528.62/31,250,156.10
  6. Step 6: Final answer
    x = 28,735,381.35

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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.