Home / 31,207,938.80-46,811,908.20-30,760,041.20

Finding the Fourth Proportional to 31,207,938.80, 46,811,908.20 and 30,760,041.20

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Solution

The fourth proportional to 31,207,938.80, 46,811,908.20 and 30,760,041.20 is: 46,140,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207,938.80 : 46,811,908.20 = 30,760,041.20 : x
  2. Step 2: Convert to fraction form
    31,207,938.80/46,811,908.20 = 30,760,041.20/x
  3. Step 3: Cross multiply
    31,207,938.80x = 46,811,908.20 × 30,760,041.20
  4. Step 4: Simplify right side
    31,207,938.80x = 1,439,936,224,882,618
  5. Step 5: Solve for x
    x = 1,439,936,224,882,618/31,207,938.80
  6. Step 6: Final answer
    x = 46,140,061.80

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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.