Home / 7,762,762.66-10,712,685.69-4,278,227.10

Finding the Fourth Proportional to 7,762,762.66, 10,712,685.69 and 4,278,227.10

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Solution

The fourth proportional to 7,762,762.66, 10,712,685.69 and 4,278,227.10 is: 5,903,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762,762.66 : 10,712,685.69 = 4,278,227.10 : x
  2. Step 2: Convert to fraction form
    7,762,762.66/10,712,685.69 = 4,278,227.10/x
  3. Step 3: Cross multiply
    7,762,762.66x = 10,712,685.69 × 4,278,227.10
  4. Step 4: Simplify right side
    7,762,762.66x = 45,831,302,179,176.77
  5. Step 5: Solve for x
    x = 45,831,302,179,176.77/7,762,762.66
  6. Step 6: Final answer
    x = 5,903,993.74

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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.