Home / 11,725,785.64-16,181,585.74-6,499,130.88

Finding the Fourth Proportional to 11,725,785.64, 16,181,585.74 and 6,499,130.88

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Solution

The fourth proportional to 11,725,785.64, 16,181,585.74 and 6,499,130.88 is: 8,968,801.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725,785.64 : 16,181,585.74 = 6,499,130.88 : x
  2. Step 2: Convert to fraction form
    11,725,785.64/16,181,585.74 = 6,499,130.88/x
  3. Step 3: Cross multiply
    11,725,785.64x = 16,181,585.74 × 6,499,130.88
  4. Step 4: Simplify right side
    11,725,785.64x = 105,166,243,547,985.09
  5. Step 5: Solve for x
    x = 105,166,243,547,985.09/11,725,785.64
  6. Step 6: Final answer
    x = 8,968,801.47

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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.