Home / 13,168,377.41-18,173,066.76-7,366,813.16

Finding the Fourth Proportional to 13,168,377.41, 18,173,066.76 and 7,366,813.16

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Solution

The fourth proportional to 13,168,377.41, 18,173,066.76 and 7,366,813.16 is: 10,166,597.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168,377.41 : 18,173,066.76 = 7,366,813.16 : x
  2. Step 2: Convert to fraction form
    13,168,377.41/18,173,066.76 = 7,366,813.16/x
  3. Step 3: Cross multiply
    13,168,377.41x = 18,173,066.76 × 7,366,813.16
  4. Step 4: Simplify right side
    13,168,377.41x = 133,877,587,365,126.58
  5. Step 5: Solve for x
    x = 133,877,587,365,126.58/13,168,377.41
  6. Step 6: Final answer
    x = 10,166,597.08

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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.