Home / 7,908,538.82-11,862,697.47-3,116,269.59

Finding the Fourth Proportional to 7,908,538.82, 11,862,697.47 and 3,116,269.59

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Solution

The fourth proportional to 7,908,538.82, 11,862,697.47 and 3,116,269.59 is: 4,674,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908,538.82 : 11,862,697.47 = 3,116,269.59 : x
  2. Step 2: Convert to fraction form
    7,908,538.82/11,862,697.47 = 3,116,269.59/x
  3. Step 3: Cross multiply
    7,908,538.82x = 11,862,697.47 × 3,116,269.59
  4. Step 4: Simplify right side
    7,908,538.82x = 36,967,363,381,130.94
  5. Step 5: Solve for x
    x = 36,967,363,381,130.94/7,908,538.82
  6. Step 6: Final answer
    x = 4,674,360.74

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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.