Home / 79,749,827.69-110,075,237.48-51,941,831.09

Finding the Fourth Proportional to 79,749,827.69, 110,075,237.48 and 51,941,831.09

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Solution

The fourth proportional to 79,749,827.69, 110,075,237.48 and 51,941,831.09 is: 71,693,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,749,827.69 : 110,075,237.48 = 51,941,831.09 : x
  2. Step 2: Convert to fraction form
    79,749,827.69/110,075,237.48 = 51,941,831.09/x
  3. Step 3: Cross multiply
    79,749,827.69x = 110,075,237.48 × 51,941,831.09
  4. Step 4: Simplify right side
    79,749,827.69x = 5,717,509,391,957,276
  5. Step 5: Solve for x
    x = 5,717,509,391,957,276/79,749,827.69
  6. Step 6: Final answer
    x = 71,693,062.64

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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.