Home / 28,406,841.39-42,616,576.85-13,252,506.03

Finding the Fourth Proportional to 28,406,841.39, 42,616,576.85 and 13,252,506.03

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Solution

The fourth proportional to 28,406,841.39, 42,616,576.85 and 13,252,506.03 is: 19,881,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,406,841.39 : 42,616,576.85 = 13,252,506.03 : x
  2. Step 2: Convert to fraction form
    28,406,841.39/42,616,576.85 = 13,252,506.03/x
  3. Step 3: Cross multiply
    28,406,841.39x = 42,616,576.85 × 13,252,506.03
  4. Step 4: Simplify right side
    28,406,841.39x = 564,776,441,616,320.88
  5. Step 5: Solve for x
    x = 564,776,441,616,320.88/28,406,841.39
  6. Step 6: Final answer
    x = 19,881,705.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.