Home / 51,238,826.56-70,709,497.86-28,034,047

Finding the Fourth Proportional to 51,238,826.56, 70,709,497.86 and 28,034,047

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Solution

The fourth proportional to 51,238,826.56, 70,709,497.86 and 28,034,047 is: 38,686,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,238,826.56 : 70,709,497.86 = 28,034,047 : x
  2. Step 2: Convert to fraction form
    51,238,826.56/70,709,497.86 = 28,034,047/x
  3. Step 3: Cross multiply
    51,238,826.56x = 70,709,497.86 × 28,034,047
  4. Step 4: Simplify right side
    51,238,826.56x = 1,982,273,386,353,639.50
  5. Step 5: Solve for x
    x = 1,982,273,386,353,639.50/51,238,826.56
  6. Step 6: Final answer
    x = 38,686,939.56

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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.