Home / 55,091,891.18-82,689,611.51-28,849,562.66

Finding the Fourth Proportional to 55,091,891.18, 82,689,611.51 and 28,849,562.66

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Solution

The fourth proportional to 55,091,891.18, 82,689,611.51 and 28,849,562.66 is: 43,301,456.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,091,891.18 : 82,689,611.51 = 28,849,562.66 : x
  2. Step 2: Convert to fraction form
    55,091,891.18/82,689,611.51 = 28,849,562.66/x
  3. Step 3: Cross multiply
    55,091,891.18x = 82,689,611.51 × 28,849,562.66
  4. Step 4: Simplify right side
    55,091,891.18x = 2,385,559,128,588,802.50
  5. Step 5: Solve for x
    x = 2,385,559,128,588,802.50/55,091,891.18
  6. Step 6: Final answer
    x = 43,301,456.48

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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.