Home / 7,686,589.65-10,607,496.39-4,248,829.77

Finding the Fourth Proportional to 7,686,589.65, 10,607,496.39 and 4,248,829.77

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Solution

The fourth proportional to 7,686,589.65, 10,607,496.39 and 4,248,829.77 is: 5,863,386.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686,589.65 : 10,607,496.39 = 4,248,829.77 : x
  2. Step 2: Convert to fraction form
    7,686,589.65/10,607,496.39 = 4,248,829.77/x
  3. Step 3: Cross multiply
    7,686,589.65x = 10,607,496.39 × 4,248,829.77
  4. Step 4: Simplify right side
    7,686,589.65x = 45,069,446,446,999.53
  5. Step 5: Solve for x
    x = 45,069,446,446,999.53/7,686,589.65
  6. Step 6: Final answer
    x = 5,863,386.56

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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.