Home / 9,111,371.58-12,576,187.80-5,671,570.50

Finding the Fourth Proportional to 9,111,371.58, 12,576,187.80 and 5,671,570.50

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Solution

The fourth proportional to 9,111,371.58, 12,576,187.80 and 5,671,570.50 is: 7,828,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,371.58 : 12,576,187.80 = 5,671,570.50 : x
  2. Step 2: Convert to fraction form
    9,111,371.58/12,576,187.80 = 5,671,570.50/x
  3. Step 3: Cross multiply
    9,111,371.58x = 12,576,187.80 × 5,671,570.50
  4. Step 4: Simplify right side
    9,111,371.58x = 71,326,735,728,939.91
  5. Step 5: Solve for x
    x = 71,326,735,728,939.91/9,111,371.58
  6. Step 6: Final answer
    x = 7,828,320.37

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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.