Home / 31,458,326.87-43,413,837.96-17,519,681.88

Finding the Fourth Proportional to 31,458,326.87, 43,413,837.96 and 17,519,681.88

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Solution

The fourth proportional to 31,458,326.87, 43,413,837.96 and 17,519,681.88 is: 24,177,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,458,326.87 : 43,413,837.96 = 17,519,681.88 : x
  2. Step 2: Convert to fraction form
    31,458,326.87/43,413,837.96 = 17,519,681.88/x
  3. Step 3: Cross multiply
    31,458,326.87x = 43,413,837.96 × 17,519,681.88
  4. Step 4: Simplify right side
    31,458,326.87x = 760,596,630,249,068.12
  5. Step 5: Solve for x
    x = 760,596,630,249,068.12/31,458,326.87
  6. Step 6: Final answer
    x = 24,177,911.10

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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.