Home / 9,787,346.48-13,508,009.72-7,043,118.32

Finding the Fourth Proportional to 9,787,346.48, 13,508,009.72 and 7,043,118.32

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Solution

The fourth proportional to 9,787,346.48, 13,508,009.72 and 7,043,118.32 is: 9,720,562.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,346.48 : 13,508,009.72 = 7,043,118.32 : x
  2. Step 2: Convert to fraction form
    9,787,346.48/13,508,009.72 = 7,043,118.32/x
  3. Step 3: Cross multiply
    9,787,346.48x = 13,508,009.72 × 7,043,118.32
  4. Step 4: Simplify right side
    9,787,346.48x = 95,138,510,725,670.08
  5. Step 5: Solve for x
    x = 95,138,510,725,670.08/9,787,346.48
  6. Step 6: Final answer
    x = 9,720,562.25

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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.