Home / 30,239,055.12-45,345,970.92-9,484,145.88

Finding the Fourth Proportional to 30,239,055.12, 45,345,970.92 and 9,484,145.88

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Solution

The fourth proportional to 30,239,055.12, 45,345,970.92 and 9,484,145.88 is: 14,222,263.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239,055.12 : 45,345,970.92 = 9,484,145.88 : x
  2. Step 2: Convert to fraction form
    30,239,055.12/45,345,970.92 = 9,484,145.88/x
  3. Step 3: Cross multiply
    30,239,055.12x = 45,345,970.92 × 9,484,145.88
  4. Step 4: Simplify right side
    30,239,055.12x = 430,067,803,275,517.88
  5. Step 5: Solve for x
    x = 430,067,803,275,517.88/30,239,055.12
  6. Step 6: Final answer
    x = 14,222,263.28

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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.