Home / 37,931,792.82-52,346,007.45-20,528,132.82

Finding the Fourth Proportional to 37,931,792.82, 52,346,007.45 and 20,528,132.82

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Solution

The fourth proportional to 37,931,792.82, 52,346,007.45 and 20,528,132.82 is: 28,328,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931,792.82 : 52,346,007.45 = 20,528,132.82 : x
  2. Step 2: Convert to fraction form
    37,931,792.82/52,346,007.45 = 20,528,132.82/x
  3. Step 3: Cross multiply
    37,931,792.82x = 52,346,007.45 × 20,528,132.82
  4. Step 4: Simplify right side
    37,931,792.82x = 1,074,565,793,530,309.62
  5. Step 5: Solve for x
    x = 1,074,565,793,530,309.62/37,931,792.82
  6. Step 6: Final answer
    x = 28,328,895.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.