Home / 55,994,739.64-77,277,340.65-30,881,760.40

Finding the Fourth Proportional to 55,994,739.64, 77,277,340.65 and 30,881,760.40

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Solution

The fourth proportional to 55,994,739.64, 77,277,340.65 and 30,881,760.40 is: 42,619,366.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,994,739.64 : 77,277,340.65 = 30,881,760.40 : x
  2. Step 2: Convert to fraction form
    55,994,739.64/77,277,340.65 = 30,881,760.40/x
  3. Step 3: Cross multiply
    55,994,739.64x = 77,277,340.65 × 30,881,760.40
  4. Step 4: Simplify right side
    55,994,739.64x = 2,386,460,317,761,684.50
  5. Step 5: Solve for x
    x = 2,386,460,317,761,684.50/55,994,739.64
  6. Step 6: Final answer
    x = 42,619,366.27

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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.