Home / 10,983,450.96-15,158,840.04-7,011,438.03

Finding the Fourth Proportional to 10,983,450.96, 15,158,840.04 and 7,011,438.03

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Solution

The fourth proportional to 10,983,450.96, 15,158,840.04 and 7,011,438.03 is: 9,676,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983,450.96 : 15,158,840.04 = 7,011,438.03 : x
  2. Step 2: Convert to fraction form
    10,983,450.96/15,158,840.04 = 7,011,438.03/x
  3. Step 3: Cross multiply
    10,983,450.96x = 15,158,840.04 × 7,011,438.03
  4. Step 4: Simplify right side
    10,983,450.96x = 106,285,267,547,142.72
  5. Step 5: Solve for x
    x = 106,285,267,547,142.72/10,983,450.96
  6. Step 6: Final answer
    x = 9,676,855.47

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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.