Home / 6,307,848.65-8,704,829.79-3,407,239.54

Finding the Fourth Proportional to 6,307,848.65, 8,704,829.79 and 3,407,239.54

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Solution

The fourth proportional to 6,307,848.65, 8,704,829.79 and 3,407,239.54 is: 4,701,989.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307,848.65 : 8,704,829.79 = 3,407,239.54 : x
  2. Step 2: Convert to fraction form
    6,307,848.65/8,704,829.79 = 3,407,239.54/x
  3. Step 3: Cross multiply
    6,307,848.65x = 8,704,829.79 × 3,407,239.54
  4. Step 4: Simplify right side
    6,307,848.65x = 29,659,440,249,457.89
  5. Step 5: Solve for x
    x = 29,659,440,249,457.89/6,307,848.65
  6. Step 6: Final answer
    x = 4,701,989.84

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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.