Home / 11,290,662.54-15,577,681.59-6,395,106.78

Finding the Fourth Proportional to 11,290,662.54, 15,577,681.59 and 6,395,106.78

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Solution

The fourth proportional to 11,290,662.54, 15,577,681.59 and 6,395,106.78 is: 8,823,303.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290,662.54 : 15,577,681.59 = 6,395,106.78 : x
  2. Step 2: Convert to fraction form
    11,290,662.54/15,577,681.59 = 6,395,106.78/x
  3. Step 3: Cross multiply
    11,290,662.54x = 15,577,681.59 × 6,395,106.78
  4. Step 4: Simplify right side
    11,290,662.54x = 99,620,937,152,890.19
  5. Step 5: Solve for x
    x = 99,620,937,152,890.19/11,290,662.54
  6. Step 6: Final answer
    x = 8,823,303.04

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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.