Home / 37,810,210.72-52,178,303.36-21,512,686.72

Finding the Fourth Proportional to 37,810,210.72, 52,178,303.36 and 21,512,686.72

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Solution

The fourth proportional to 37,810,210.72, 52,178,303.36 and 21,512,686.72 is: 29,687,628.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,810,210.72 : 52,178,303.36 = 21,512,686.72 : x
  2. Step 2: Convert to fraction form
    37,810,210.72/52,178,303.36 = 21,512,686.72/x
  3. Step 3: Cross multiply
    37,810,210.72x = 52,178,303.36 × 21,512,686.72
  4. Step 4: Simplify right side
    37,810,210.72x = 1,122,495,493,764,803.25
  5. Step 5: Solve for x
    x = 1,122,495,493,764,803.25/37,810,210.72
  6. Step 6: Final answer
    x = 29,687,628.62

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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.