Home / 55,325,833.40-82,988,750.10-28,116,054.20

Finding the Fourth Proportional to 55,325,833.40, 82,988,750.10 and 28,116,054.20

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Solution

The fourth proportional to 55,325,833.40, 82,988,750.10 and 28,116,054.20 is: 42,174,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,325,833.40 : 82,988,750.10 = 28,116,054.20 : x
  2. Step 2: Convert to fraction form
    55,325,833.40/82,988,750.10 = 28,116,054.20/x
  3. Step 3: Cross multiply
    55,325,833.40x = 82,988,750.10 × 28,116,054.20
  4. Step 4: Simplify right side
    55,325,833.40x = 2,333,316,195,801,855
  5. Step 5: Solve for x
    x = 2,333,316,195,801,855/55,325,833.40
  6. Step 6: Final answer
    x = 42,174,081.30

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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.