Home / 7,102,713.65-9,795,208.11-4,654,435.50

Finding the Fourth Proportional to 7,102,713.65, 9,795,208.11 and 4,654,435.50

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Solution

The fourth proportional to 7,102,713.65, 9,795,208.11 and 4,654,435.50 is: 6,418,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,713.65 : 9,795,208.11 = 4,654,435.50 : x
  2. Step 2: Convert to fraction form
    7,102,713.65/9,795,208.11 = 4,654,435.50/x
  3. Step 3: Cross multiply
    7,102,713.65x = 9,795,208.11 × 4,654,435.50
  4. Step 4: Simplify right side
    7,102,713.65x = 45,591,164,357,071.90
  5. Step 5: Solve for x
    x = 45,591,164,357,071.90/7,102,713.65
  6. Step 6: Final answer
    x = 6,418,837.45

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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.