Home / 7,031,220.80-10,535,922-4,876,448.96

Finding the Fourth Proportional to 7,031,220.80, 10,535,922 and 4,876,448.96

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Solution

The fourth proportional to 7,031,220.80, 10,535,922 and 4,876,448.96 is: 7,307,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,220.80 : 10,535,922 = 4,876,448.96 : x
  2. Step 2: Convert to fraction form
    7,031,220.80/10,535,922 = 4,876,448.96/x
  3. Step 3: Cross multiply
    7,031,220.80x = 10,535,922 × 4,876,448.96
  4. Step 4: Simplify right side
    7,031,220.80x = 51,377,885,879,541.12
  5. Step 5: Solve for x
    x = 51,377,885,879,541.12/7,031,220.80
  6. Step 6: Final answer
    x = 7,307,107.45

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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.