Home / 9,525,849.12-13,145,683.20-5,174,938.32

Finding the Fourth Proportional to 9,525,849.12, 13,145,683.20 and 5,174,938.32

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Solution

The fourth proportional to 9,525,849.12, 13,145,683.20 and 5,174,938.32 is: 7,141,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525,849.12 : 13,145,683.20 = 5,174,938.32 : x
  2. Step 2: Convert to fraction form
    9,525,849.12/13,145,683.20 = 5,174,938.32/x
  3. Step 3: Cross multiply
    9,525,849.12x = 13,145,683.20 × 5,174,938.32
  4. Step 4: Simplify right side
    9,525,849.12x = 68,028,099,734,260.23
  5. Step 5: Solve for x
    x = 68,028,099,734,260.23/9,525,849.12
  6. Step 6: Final answer
    x = 7,141,421.08

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1.5x scale

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.