Home / 10,196,193.72-14,071,118.70-5,549,754.36

Finding the Fourth Proportional to 10,196,193.72, 14,071,118.70 and 5,549,754.36

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Solution

The fourth proportional to 10,196,193.72, 14,071,118.70 and 5,549,754.36 is: 7,658,863.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,196,193.72 : 14,071,118.70 = 5,549,754.36 : x
  2. Step 2: Convert to fraction form
    10,196,193.72/14,071,118.70 = 5,549,754.36/x
  3. Step 3: Cross multiply
    10,196,193.72x = 14,071,118.70 × 5,549,754.36
  4. Step 4: Simplify right side
    10,196,193.72x = 78,091,252,355,402.53
  5. Step 5: Solve for x
    x = 78,091,252,355,402.53/10,196,193.72
  6. Step 6: Final answer
    x = 7,658,863.15

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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.