Home / 69,581,574.59-96,019,942.28-38,643,736.77

Finding the Fourth Proportional to 69,581,574.59, 96,019,942.28 and 38,643,736.77

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Solution

The fourth proportional to 69,581,574.59, 96,019,942.28 and 38,643,736.77 is: 53,326,895.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581,574.59 : 96,019,942.28 = 38,643,736.77 : x
  2. Step 2: Convert to fraction form
    69,581,574.59/96,019,942.28 = 38,643,736.77/x
  3. Step 3: Cross multiply
    69,581,574.59x = 96,019,942.28 × 38,643,736.77
  4. Step 4: Simplify right side
    69,581,574.59x = 3,710,569,373,945,695.50
  5. Step 5: Solve for x
    x = 3,710,569,373,945,695.50/69,581,574.59
  6. Step 6: Final answer
    x = 53,326,895.75

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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.