Home / 36,877,728.60-50,889,931.53-20,357,498.55

Finding the Fourth Proportional to 36,877,728.60, 50,889,931.53 and 20,357,498.55

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Solution

The fourth proportional to 36,877,728.60, 50,889,931.53 and 20,357,498.55 is: 28,092,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877,728.60 : 50,889,931.53 = 20,357,498.55 : x
  2. Step 2: Convert to fraction form
    36,877,728.60/50,889,931.53 = 20,357,498.55/x
  3. Step 3: Cross multiply
    36,877,728.60x = 50,889,931.53 × 20,357,498.55
  4. Step 4: Simplify right side
    36,877,728.60x = 1,035,991,707,331,574.38
  5. Step 5: Solve for x
    x = 1,035,991,707,331,574.38/36,877,728.60
  6. Step 6: Final answer
    x = 28,092,611.63

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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.