Home / 8,316,877.80-11,477,290.69-4,645,794.32

Finding the Fourth Proportional to 8,316,877.80, 11,477,290.69 and 4,645,794.32

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Solution

The fourth proportional to 8,316,877.80, 11,477,290.69 and 4,645,794.32 is: 6,411,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,877.80 : 11,477,290.69 = 4,645,794.32 : x
  2. Step 2: Convert to fraction form
    8,316,877.80/11,477,290.69 = 4,645,794.32/x
  3. Step 3: Cross multiply
    8,316,877.80x = 11,477,290.69 × 4,645,794.32
  4. Step 4: Simplify right side
    8,316,877.80x = 53,321,131,907,267.41
  5. Step 5: Solve for x
    x = 53,321,131,907,267.41/8,316,877.80
  6. Step 6: Final answer
    x = 6,411,195.79

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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.