Home / 9,057,790.81-12,499,805.67-4,927,851.57

Finding the Fourth Proportional to 9,057,790.81, 12,499,805.67 and 4,927,851.57

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Solution

The fourth proportional to 9,057,790.81, 12,499,805.67 and 4,927,851.57 is: 6,800,464.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057,790.81 : 12,499,805.67 = 4,927,851.57 : x
  2. Step 2: Convert to fraction form
    9,057,790.81/12,499,805.67 = 4,927,851.57/x
  3. Step 3: Cross multiply
    9,057,790.81x = 12,499,805.67 × 4,927,851.57
  4. Step 4: Simplify right side
    9,057,790.81x = 61,597,186,970,965.14
  5. Step 5: Solve for x
    x = 61,597,186,970,965.14/9,057,790.81
  6. Step 6: Final answer
    x = 6,800,464.74

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1.5x scale

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.