Home / 7,900,545.30-11,843,722.35-3,111,501.30

Finding the Fourth Proportional to 7,900,545.30, 11,843,722.35 and 3,111,501.30

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Solution

The fourth proportional to 7,900,545.30, 11,843,722.35 and 3,111,501.30 is: 4,664,457.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,545.30 : 11,843,722.35 = 3,111,501.30 : x
  2. Step 2: Convert to fraction form
    7,900,545.30/11,843,722.35 = 3,111,501.30/x
  3. Step 3: Cross multiply
    7,900,545.30x = 11,843,722.35 × 3,111,501.30
  4. Step 4: Simplify right side
    7,900,545.30x = 36,851,757,488,864.05
  5. Step 5: Solve for x
    x = 36,851,757,488,864.05/7,900,545.30
  6. Step 6: Final answer
    x = 4,664,457.46

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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.