Home / 7,484,158.31-10,327,367.21-5,525,078.33

Finding the Fourth Proportional to 7,484,158.31, 10,327,367.21 and 5,525,078.33

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Solution

The fourth proportional to 7,484,158.31, 10,327,367.21 and 5,525,078.33 is: 7,624,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484,158.31 : 10,327,367.21 = 5,525,078.33 : x
  2. Step 2: Convert to fraction form
    7,484,158.31/10,327,367.21 = 5,525,078.33/x
  3. Step 3: Cross multiply
    7,484,158.31x = 10,327,367.21 × 5,525,078.33
  4. Step 4: Simplify right side
    7,484,158.31x = 57,059,512,698,661.34
  5. Step 5: Solve for x
    x = 57,059,512,698,661.34/7,484,158.31
  6. Step 6: Final answer
    x = 7,624,038.72

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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.