Home / 7,200,577.84-9,937,318.80-4,300,090.96

Finding the Fourth Proportional to 7,200,577.84, 9,937,318.80 and 4,300,090.96

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Solution

The fourth proportional to 7,200,577.84, 9,937,318.80 and 4,300,090.96 is: 5,934,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,577.84 : 9,937,318.80 = 4,300,090.96 : x
  2. Step 2: Convert to fraction form
    7,200,577.84/9,937,318.80 = 4,300,090.96/x
  3. Step 3: Cross multiply
    7,200,577.84x = 9,937,318.80 × 4,300,090.96
  4. Step 4: Simplify right side
    7,200,577.84x = 42,731,374,738,518.05
  5. Step 5: Solve for x
    x = 42,731,374,738,518.05/7,200,577.84
  6. Step 6: Final answer
    x = 5,934,436.89

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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.