Home / 12,186,653.97-16,807,776.32-10,713,412.53

Finding the Fourth Proportional to 12,186,653.97, 16,807,776.32 and 10,713,412.53

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Solution

The fourth proportional to 12,186,653.97, 16,807,776.32 and 10,713,412.53 is: 14,775,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,186,653.97 : 16,807,776.32 = 10,713,412.53 : x
  2. Step 2: Convert to fraction form
    12,186,653.97/16,807,776.32 = 10,713,412.53/x
  3. Step 3: Cross multiply
    12,186,653.97x = 16,807,776.32 × 10,713,412.53
  4. Step 4: Simplify right side
    12,186,653.97x = 180,068,641,374,558.22
  5. Step 5: Solve for x
    x = 180,068,641,374,558.22/12,186,653.97
  6. Step 6: Final answer
    x = 14,775,888.59

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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.