Home / 55,837,009.38-77,053,967.91-31,056,663.18

Finding the Fourth Proportional to 55,837,009.38, 77,053,967.91 and 31,056,663.18

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Solution

The fourth proportional to 55,837,009.38, 77,053,967.91 and 31,056,663.18 is: 42,857,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,837,009.38 : 77,053,967.91 = 31,056,663.18 : x
  2. Step 2: Convert to fraction form
    55,837,009.38/77,053,967.91 = 31,056,663.18/x
  3. Step 3: Cross multiply
    55,837,009.38x = 77,053,967.91 × 31,056,663.18
  4. Step 4: Simplify right side
    55,837,009.38x = 2,393,039,128,063,398.50
  5. Step 5: Solve for x
    x = 2,393,039,128,063,398.50/55,837,009.38
  6. Step 6: Final answer
    x = 42,857,580.57

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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.