Home / 4,778,800.29-7,156,397.93-3,561,457.77

Finding the Fourth Proportional to 4,778,800.29, 7,156,397.93 and 3,561,457.77

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Solution

The fourth proportional to 4,778,800.29, 7,156,397.93 and 3,561,457.77 is: 5,333,390.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778,800.29 : 7,156,397.93 = 3,561,457.77 : x
  2. Step 2: Convert to fraction form
    4,778,800.29/7,156,397.93 = 3,561,457.77/x
  3. Step 3: Cross multiply
    4,778,800.29x = 7,156,397.93 × 3,561,457.77
  4. Step 4: Simplify right side
    4,778,800.29x = 25,487,208,995,203.12
  5. Step 5: Solve for x
    x = 25,487,208,995,203.12/4,778,800.29
  6. Step 6: Final answer
    x = 5,333,390.69

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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.