Home / 31,006,820.20-46,510,230.30-21,759,746.80

Finding the Fourth Proportional to 31,006,820.20, 46,510,230.30 and 21,759,746.80

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Solution

The fourth proportional to 31,006,820.20, 46,510,230.30 and 21,759,746.80 is: 32,639,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,006,820.20 : 46,510,230.30 = 21,759,746.80 : x
  2. Step 2: Convert to fraction form
    31,006,820.20/46,510,230.30 = 21,759,746.80/x
  3. Step 3: Cross multiply
    31,006,820.20x = 46,510,230.30 × 21,759,746.80
  4. Step 4: Simplify right side
    31,006,820.20x = 1,012,050,834,937,688
  5. Step 5: Solve for x
    x = 1,012,050,834,937,688/31,006,820.20
  6. Step 6: Final answer
    x = 32,639,620.20

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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.