Home / 12,139,007.60-16,751,634.96-6,632,264.24

Finding the Fourth Proportional to 12,139,007.60, 16,751,634.96 and 6,632,264.24

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Solution

The fourth proportional to 12,139,007.60, 16,751,634.96 and 6,632,264.24 is: 9,152,417.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,139,007.60 : 16,751,634.96 = 6,632,264.24 : x
  2. Step 2: Convert to fraction form
    12,139,007.60/16,751,634.96 = 6,632,264.24/x
  3. Step 3: Cross multiply
    12,139,007.60x = 16,751,634.96 × 6,632,264.24
  4. Step 4: Simplify right side
    12,139,007.60x = 111,101,269,506,741.84
  5. Step 5: Solve for x
    x = 111,101,269,506,741.84/12,139,007.60
  6. Step 6: Final answer
    x = 9,152,417.82

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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.