Home / 40,893,486.39-56,429,090.28-22,557,590.91

Finding the Fourth Proportional to 40,893,486.39, 56,429,090.28 and 22,557,590.91

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Solution

The fourth proportional to 40,893,486.39, 56,429,090.28 and 22,557,590.91 is: 31,127,312.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,893,486.39 : 56,429,090.28 = 22,557,590.91 : x
  2. Step 2: Convert to fraction form
    40,893,486.39/56,429,090.28 = 22,557,590.91/x
  3. Step 3: Cross multiply
    40,893,486.39x = 56,429,090.28 × 22,557,590.91
  4. Step 4: Simplify right side
    40,893,486.39x = 1,272,904,333,959,697.50
  5. Step 5: Solve for x
    x = 1,272,904,333,959,697.50/40,893,486.39
  6. Step 6: Final answer
    x = 31,127,312.59

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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.