Home / 12,309,077.01-18,447,110.48-9,579,919.35

Finding the Fourth Proportional to 12,309,077.01, 18,447,110.48 and 9,579,919.35

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Solution

The fourth proportional to 12,309,077.01, 18,447,110.48 and 9,579,919.35 is: 14,357,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,077.01 : 18,447,110.48 = 9,579,919.35 : x
  2. Step 2: Convert to fraction form
    12,309,077.01/18,447,110.48 = 9,579,919.35/x
  3. Step 3: Cross multiply
    12,309,077.01x = 18,447,110.48 × 9,579,919.35
  4. Step 4: Simplify right side
    12,309,077.01x = 176,721,830,498,804.66
  5. Step 5: Solve for x
    x = 176,721,830,498,804.66/12,309,077.01
  6. Step 6: Final answer
    x = 14,357,033.47

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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.