Home / 6,927,085.70-9,559,673.49-3,871,299.86

Finding the Fourth Proportional to 6,927,085.70, 9,559,673.49 and 3,871,299.86

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Solution

The fourth proportional to 6,927,085.70, 9,559,673.49 and 3,871,299.86 is: 5,342,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927,085.70 : 9,559,673.49 = 3,871,299.86 : x
  2. Step 2: Convert to fraction form
    6,927,085.70/9,559,673.49 = 3,871,299.86/x
  3. Step 3: Cross multiply
    6,927,085.70x = 9,559,673.49 × 3,871,299.86
  4. Step 4: Simplify right side
    6,927,085.70x = 37,008,362,643,482.71
  5. Step 5: Solve for x
    x = 37,008,362,643,482.71/6,927,085.70
  6. Step 6: Final answer
    x = 5,342,558.80

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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.