Home / 23,165,698.51-31,968,055.28-12,711,682.72

Finding the Fourth Proportional to 23,165,698.51, 31,968,055.28 and 12,711,682.72

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Solution

The fourth proportional to 23,165,698.51, 31,968,055.28 and 12,711,682.72 is: 17,541,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165,698.51 : 31,968,055.28 = 12,711,682.72 : x
  2. Step 2: Convert to fraction form
    23,165,698.51/31,968,055.28 = 12,711,682.72/x
  3. Step 3: Cross multiply
    23,165,698.51x = 31,968,055.28 × 12,711,682.72
  4. Step 4: Simplify right side
    23,165,698.51x = 406,367,775,671,382.06
  5. Step 5: Solve for x
    x = 406,367,775,671,382.06/23,165,698.51
  6. Step 6: Final answer
    x = 17,541,788.16

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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.