Home / 9,628,967.84-13,280,227.60-8,464,925.28

Finding the Fourth Proportional to 9,628,967.84, 13,280,227.60 and 8,464,925.28

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Solution

The fourth proportional to 9,628,967.84, 13,280,227.60 and 8,464,925.28 is: 11,674,785.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,967.84 : 13,280,227.60 = 8,464,925.28 : x
  2. Step 2: Convert to fraction form
    9,628,967.84/13,280,227.60 = 8,464,925.28/x
  3. Step 3: Cross multiply
    9,628,967.84x = 13,280,227.60 × 8,464,925.28
  4. Step 4: Simplify right side
    9,628,967.84x = 112,416,134,335,393.72
  5. Step 5: Solve for x
    x = 112,416,134,335,393.72/9,628,967.84
  6. Step 6: Final answer
    x = 11,674,785.52

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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.