Home / 28,406,841.77-42,616,577.42-13,252,506.41

Finding the Fourth Proportional to 28,406,841.77, 42,616,577.42 and 13,252,506.41

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Solution

The fourth proportional to 28,406,841.77, 42,616,577.42 and 13,252,506.41 is: 19,881,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,406,841.77 : 42,616,577.42 = 13,252,506.41 : x
  2. Step 2: Convert to fraction form
    28,406,841.77/42,616,577.42 = 13,252,506.41/x
  3. Step 3: Cross multiply
    28,406,841.77x = 42,616,577.42 × 13,252,506.41
  4. Step 4: Simplify right side
    28,406,841.77x = 564,776,465,151,465.75
  5. Step 5: Solve for x
    x = 564,776,465,151,465.75/28,406,841.77
  6. Step 6: Final answer
    x = 19,881,705.61

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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.