Home / 38,060,007.72-52,523,188.90-20,656,507.56

Finding the Fourth Proportional to 38,060,007.72, 52,523,188.90 and 20,656,507.56

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Solution

The fourth proportional to 38,060,007.72, 52,523,188.90 and 20,656,507.56 is: 28,506,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,060,007.72 : 52,523,188.90 = 20,656,507.56 : x
  2. Step 2: Convert to fraction form
    38,060,007.72/52,523,188.90 = 20,656,507.56/x
  3. Step 3: Cross multiply
    38,060,007.72x = 52,523,188.90 × 20,656,507.56
  4. Step 4: Simplify right side
    38,060,007.72x = 1,084,945,648,588,158
  5. Step 5: Solve for x
    x = 1,084,945,648,588,158/38,060,007.72
  6. Step 6: Final answer
    x = 28,506,185.72

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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.