Home / 7,116,054.39-9,820,113.48-3,852,800.64

Finding the Fourth Proportional to 7,116,054.39, 9,820,113.48 and 3,852,800.64

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Solution

The fourth proportional to 7,116,054.39, 9,820,113.48 and 3,852,800.64 is: 5,316,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,054.39 : 9,820,113.48 = 3,852,800.64 : x
  2. Step 2: Convert to fraction form
    7,116,054.39/9,820,113.48 = 3,852,800.64/x
  3. Step 3: Cross multiply
    7,116,054.39x = 9,820,113.48 × 3,852,800.64
  4. Step 4: Simplify right side
    7,116,054.39x = 37,834,939,500,616.63
  5. Step 5: Solve for x
    x = 37,834,939,500,616.63/7,116,054.39
  6. Step 6: Final answer
    x = 5,316,842.37

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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.