Home / 28,854,576.46-39,818,828.91-15,977,243.98

Finding the Fourth Proportional to 28,854,576.46, 39,818,828.91 and 15,977,243.98

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Solution

The fourth proportional to 28,854,576.46, 39,818,828.91 and 15,977,243.98 is: 22,048,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,854,576.46 : 39,818,828.91 = 15,977,243.98 : x
  2. Step 2: Convert to fraction form
    28,854,576.46/39,818,828.91 = 15,977,243.98/x
  3. Step 3: Cross multiply
    28,854,576.46x = 39,818,828.91 × 15,977,243.98
  4. Step 4: Simplify right side
    28,854,576.46x = 636,195,144,492,947.38
  5. Step 5: Solve for x
    x = 636,195,144,492,947.38/28,854,576.46
  6. Step 6: Final answer
    x = 22,048,327.25

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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.