Home / 13,174,304.69-18,182,449.85-7,591,465.05

Finding the Fourth Proportional to 13,174,304.69, 18,182,449.85 and 7,591,465.05

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Solution

The fourth proportional to 13,174,304.69, 18,182,449.85 and 7,591,465.05 is: 10,477,322.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174,304.69 : 18,182,449.85 = 7,591,465.05 : x
  2. Step 2: Convert to fraction form
    13,174,304.69/18,182,449.85 = 7,591,465.05/x
  3. Step 3: Cross multiply
    13,174,304.69x = 18,182,449.85 × 7,591,465.05
  4. Step 4: Simplify right side
    13,174,304.69x = 138,031,432,559,652.75
  5. Step 5: Solve for x
    x = 138,031,432,559,652.75/13,174,304.69
  6. Step 6: Final answer
    x = 10,477,322.01

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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.