Home / 5,630,333.79-7,776,316.80-3,705,188.16

Finding the Fourth Proportional to 5,630,333.79, 7,776,316.80 and 3,705,188.16

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Solution

The fourth proportional to 5,630,333.79, 7,776,316.80 and 3,705,188.16 is: 5,117,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630,333.79 : 7,776,316.80 = 3,705,188.16 : x
  2. Step 2: Convert to fraction form
    5,630,333.79/7,776,316.80 = 3,705,188.16/x
  3. Step 3: Cross multiply
    5,630,333.79x = 7,776,316.80 × 3,705,188.16
  4. Step 4: Simplify right side
    5,630,333.79x = 28,812,716,935,769.09
  5. Step 5: Solve for x
    x = 28,812,716,935,769.09/5,630,333.79
  6. Step 6: Final answer
    x = 5,117,408.31

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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.