Home / 61,356,781.52-84,674,130.76-33,856,480.72

Finding the Fourth Proportional to 61,356,781.52, 84,674,130.76 and 33,856,480.72

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Solution

The fourth proportional to 61,356,781.52, 84,674,130.76 and 33,856,480.72 is: 46,722,921.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,356,781.52 : 84,674,130.76 = 33,856,480.72 : x
  2. Step 2: Convert to fraction form
    61,356,781.52/84,674,130.76 = 33,856,480.72/x
  3. Step 3: Cross multiply
    61,356,781.52x = 84,674,130.76 × 33,856,480.72
  4. Step 4: Simplify right side
    61,356,781.52x = 2,866,768,075,558,699
  5. Step 5: Solve for x
    x = 2,866,768,075,558,699/61,356,781.52
  6. Step 6: Final answer
    x = 46,722,921.32

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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.