Home / 31,752,015.20-47,628,022.80-31,528,066.40

Finding the Fourth Proportional to 31,752,015.20, 47,628,022.80 and 31,528,066.40

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Solution

The fourth proportional to 31,752,015.20, 47,628,022.80 and 31,528,066.40 is: 47,292,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,752,015.20 : 47,628,022.80 = 31,528,066.40 : x
  2. Step 2: Convert to fraction form
    31,752,015.20/47,628,022.80 = 31,528,066.40/x
  3. Step 3: Cross multiply
    31,752,015.20x = 47,628,022.80 × 31,528,066.40
  4. Step 4: Simplify right side
    31,752,015.20x = 1,501,619,465,339,113.75
  5. Step 5: Solve for x
    x = 1,501,619,465,339,113.75/31,752,015.20
  6. Step 6: Final answer
    x = 47,292,099.60

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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.