Home / 31,208,097.80-46,812,146.70-30,760,200.20

Finding the Fourth Proportional to 31,208,097.80, 46,812,146.70 and 30,760,200.20

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Solution

The fourth proportional to 31,208,097.80, 46,812,146.70 and 30,760,200.20 is: 46,140,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,208,097.80 : 46,812,146.70 = 30,760,200.20 : x
  2. Step 2: Convert to fraction form
    31,208,097.80/46,812,146.70 = 30,760,200.20/x
  3. Step 3: Cross multiply
    31,208,097.80x = 46,812,146.70 × 30,760,200.20
  4. Step 4: Simplify right side
    31,208,097.80x = 1,439,951,004,283,769.50
  5. Step 5: Solve for x
    x = 1,439,951,004,283,769.50/31,208,097.80
  6. Step 6: Final answer
    x = 46,140,300.30

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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.