Home / 5,138,032.03-7,090,483.12-2,815,006.93

Finding the Fourth Proportional to 5,138,032.03, 7,090,483.12 and 2,815,006.93

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Solution

The fourth proportional to 5,138,032.03, 7,090,483.12 and 2,815,006.93 is: 3,884,708.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,032.03 : 7,090,483.12 = 2,815,006.93 : x
  2. Step 2: Convert to fraction form
    5,138,032.03/7,090,483.12 = 2,815,006.93/x
  3. Step 3: Cross multiply
    5,138,032.03x = 7,090,483.12 × 2,815,006.93
  4. Step 4: Simplify right side
    5,138,032.03x = 19,959,759,119,848.02
  5. Step 5: Solve for x
    x = 19,959,759,119,848.02/5,138,032.03
  6. Step 6: Final answer
    x = 3,884,708.97

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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.