Home / 7,680,830.96-10,599,483.48-4,242,999.80

Finding the Fourth Proportional to 7,680,830.96, 10,599,483.48 and 4,242,999.80

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Solution

The fourth proportional to 7,680,830.96, 10,599,483.48 and 4,242,999.80 is: 5,855,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,830.96 : 10,599,483.48 = 4,242,999.80 : x
  2. Step 2: Convert to fraction form
    7,680,830.96/10,599,483.48 = 4,242,999.80/x
  3. Step 3: Cross multiply
    7,680,830.96x = 10,599,483.48 × 4,242,999.80
  4. Step 4: Simplify right side
    7,680,830.96x = 44,973,606,285,743.30
  5. Step 5: Solve for x
    x = 44,973,606,285,743.30/7,680,830.96
  6. Step 6: Final answer
    x = 5,855,304.79

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1.5x scale

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.