Home / 5,638,802.52-7,778,007.18-3,345,339

Finding the Fourth Proportional to 5,638,802.52, 7,778,007.18 and 3,345,339

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Solution

The fourth proportional to 5,638,802.52, 7,778,007.18 and 3,345,339 is: 4,614,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,802.52 : 7,778,007.18 = 3,345,339 : x
  2. Step 2: Convert to fraction form
    5,638,802.52/7,778,007.18 = 3,345,339/x
  3. Step 3: Cross multiply
    5,638,802.52x = 7,778,007.18 × 3,345,339
  4. Step 4: Simplify right side
    5,638,802.52x = 26,020,070,761,534.02
  5. Step 5: Solve for x
    x = 26,020,070,761,534.02/5,638,802.52
  6. Step 6: Final answer
    x = 4,614,467.46

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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.