Home / 69,581,570.89-96,019,937.19-38,643,733.07

Finding the Fourth Proportional to 69,581,570.89, 96,019,937.19 and 38,643,733.07

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Solution

The fourth proportional to 69,581,570.89, 96,019,937.19 and 38,643,733.07 is: 53,326,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581,570.89 : 96,019,937.19 = 38,643,733.07 : x
  2. Step 2: Convert to fraction form
    69,581,570.89/96,019,937.19 = 38,643,733.07/x
  3. Step 3: Cross multiply
    69,581,570.89x = 96,019,937.19 × 38,643,733.07
  4. Step 4: Simplify right side
    69,581,570.89x = 3,710,568,822,168,526
  5. Step 5: Solve for x
    x = 3,710,568,822,168,526/69,581,570.89
  6. Step 6: Final answer
    x = 53,326,890.65

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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.