Home / 28,610,162.44-39,482,772.44-15,558,184.71

Finding the Fourth Proportional to 28,610,162.44, 39,482,772.44 and 15,558,184.71

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Solution

The fourth proportional to 28,610,162.44, 39,482,772.44 and 15,558,184.71 is: 21,470,701.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,610,162.44 : 39,482,772.44 = 15,558,184.71 : x
  2. Step 2: Convert to fraction form
    28,610,162.44/39,482,772.44 = 15,558,184.71/x
  3. Step 3: Cross multiply
    28,610,162.44x = 39,482,772.44 × 15,558,184.71
  4. Step 4: Simplify right side
    28,610,162.44x = 614,280,266,523,312.88
  5. Step 5: Solve for x
    x = 614,280,266,523,312.88/28,610,162.44
  6. Step 6: Final answer
    x = 21,470,701.81

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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.