Home / 77,581,538.06-116,384,264.49-26,451,599.45

Finding the Fourth Proportional to 77,581,538.06, 116,384,264.49 and 26,451,599.45

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Solution

The fourth proportional to 77,581,538.06, 116,384,264.49 and 26,451,599.45 is: 39,681,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,581,538.06 : 116,384,264.49 = 26,451,599.45 : x
  2. Step 2: Convert to fraction form
    77,581,538.06/116,384,264.49 = 26,451,599.45/x
  3. Step 3: Cross multiply
    77,581,538.06x = 116,384,264.49 × 26,451,599.45
  4. Step 4: Simplify right side
    77,581,538.06x = 3,078,549,945,990,417
  5. Step 5: Solve for x
    x = 3,078,549,945,990,417/77,581,538.06
  6. Step 6: Final answer
    x = 39,681,476.07

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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.