Home / 55,509,645.11-83,312,297.34-38,482,275.47

Finding the Fourth Proportional to 55,509,645.11, 83,312,297.34 and 38,482,275.47

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Solution

The fourth proportional to 55,509,645.11, 83,312,297.34 and 38,482,275.47 is: 57,756,571.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,509,645.11 : 83,312,297.34 = 38,482,275.47 : x
  2. Step 2: Convert to fraction form
    55,509,645.11/83,312,297.34 = 38,482,275.47/x
  3. Step 3: Cross multiply
    55,509,645.11x = 83,312,297.34 × 38,482,275.47
  4. Step 4: Simplify right side
    55,509,645.11x = 3,206,046,776,276,428.50
  5. Step 5: Solve for x
    x = 3,206,046,776,276,428.50/55,509,645.11
  6. Step 6: Final answer
    x = 57,756,571.31

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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.