Home / 37,836,543.15-52,214,429.03-20,432,887.86

Finding the Fourth Proportional to 37,836,543.15, 52,214,429.03 and 20,432,887.86

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Solution

The fourth proportional to 37,836,543.15, 52,214,429.03 and 20,432,887.86 is: 28,197,384.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,836,543.15 : 52,214,429.03 = 20,432,887.86 : x
  2. Step 2: Convert to fraction form
    37,836,543.15/52,214,429.03 = 20,432,887.86/x
  3. Step 3: Cross multiply
    37,836,543.15x = 52,214,429.03 × 20,432,887.86
  4. Step 4: Simplify right side
    37,836,543.15x = 1,066,891,572,941,754.12
  5. Step 5: Solve for x
    x = 1,066,891,572,941,754.12/37,836,543.15
  6. Step 6: Final answer
    x = 28,197,384.96

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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.