Home / 56,513,888.56-84,647,239.54-40,069,326.16

Finding the Fourth Proportional to 56,513,888.56, 84,647,239.54 and 40,069,326.16

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Solution

The fourth proportional to 56,513,888.56, 84,647,239.54 and 40,069,326.16 is: 60,016,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,513,888.56 : 84,647,239.54 = 40,069,326.16 : x
  2. Step 2: Convert to fraction form
    56,513,888.56/84,647,239.54 = 40,069,326.16/x
  3. Step 3: Cross multiply
    56,513,888.56x = 84,647,239.54 × 40,069,326.16
  4. Step 4: Simplify right side
    56,513,888.56x = 3,391,757,849,671,908.50
  5. Step 5: Solve for x
    x = 3,391,757,849,671,908.50/56,513,888.56
  6. Step 6: Final answer
    x = 60,016,359.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.