Home / 31,154,809.20-46,732,213.80-17,717,881.20

Finding the Fourth Proportional to 31,154,809.20, 46,732,213.80 and 17,717,881.20

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Solution

The fourth proportional to 31,154,809.20, 46,732,213.80 and 17,717,881.20 is: 26,576,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154,809.20 : 46,732,213.80 = 17,717,881.20 : x
  2. Step 2: Convert to fraction form
    31,154,809.20/46,732,213.80 = 17,717,881.20/x
  3. Step 3: Cross multiply
    31,154,809.20x = 46,732,213.80 × 17,717,881.20
  4. Step 4: Simplify right side
    31,154,809.20x = 827,995,812,321,400.50
  5. Step 5: Solve for x
    x = 827,995,812,321,400.50/31,154,809.20
  6. Step 6: Final answer
    x = 26,576,821.80

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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.