Home / 51,319,067.04-70,820,306.64-30,692,509.92

Finding the Fourth Proportional to 51,319,067.04, 70,820,306.64 and 30,692,509.92

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Solution

The fourth proportional to 51,319,067.04, 70,820,306.64 and 30,692,509.92 is: 42,355,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,319,067.04 : 70,820,306.64 = 30,692,509.92 : x
  2. Step 2: Convert to fraction form
    51,319,067.04/70,820,306.64 = 30,692,509.92/x
  3. Step 3: Cross multiply
    51,319,067.04x = 70,820,306.64 × 30,692,509.92
  4. Step 4: Simplify right side
    51,319,067.04x = 2,173,652,964,085,642
  5. Step 5: Solve for x
    x = 2,173,652,964,085,642/51,319,067.04
  6. Step 6: Final answer
    x = 42,355,660.18

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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.