Home / 10,993,888.79-15,165,263.21-6,856,737.35

Finding the Fourth Proportional to 10,993,888.79, 15,165,263.21 and 6,856,737.35

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Solution

The fourth proportional to 10,993,888.79, 15,165,263.21 and 6,856,737.35 is: 9,458,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993,888.79 : 15,165,263.21 = 6,856,737.35 : x
  2. Step 2: Convert to fraction form
    10,993,888.79/15,165,263.21 = 6,856,737.35/x
  3. Step 3: Cross multiply
    10,993,888.79x = 15,165,263.21 × 6,856,737.35
  4. Step 4: Simplify right side
    10,993,888.79x = 103,984,226,678,217.36
  5. Step 5: Solve for x
    x = 103,984,226,678,217.36/10,993,888.79
  6. Step 6: Final answer
    x = 9,458,366.25

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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.