Home / 77,017,434.14-115,563,518.24-33,881,032.58

Finding the Fourth Proportional to 77,017,434.14, 115,563,518.24 and 33,881,032.58

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Solution

The fourth proportional to 77,017,434.14, 115,563,518.24 and 33,881,032.58 is: 50,837,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017,434.14 : 115,563,518.24 = 33,881,032.58 : x
  2. Step 2: Convert to fraction form
    77,017,434.14/115,563,518.24 = 33,881,032.58/x
  3. Step 3: Cross multiply
    77,017,434.14x = 115,563,518.24 × 33,881,032.58
  4. Step 4: Simplify right side
    77,017,434.14x = 3,915,411,325,801,642
  5. Step 5: Solve for x
    x = 3,915,411,325,801,642/77,017,434.14
  6. Step 6: Final answer
    x = 50,837,987.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.