Home / 42,927,015.40-64,351,555.55-15,613,998.87

Finding the Fourth Proportional to 42,927,015.40, 64,351,555.55 and 15,613,998.87

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Solution

The fourth proportional to 42,927,015.40, 64,351,555.55 and 15,613,998.87 is: 23,406,824.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,927,015.40 : 64,351,555.55 = 15,613,998.87 : x
  2. Step 2: Convert to fraction form
    42,927,015.40/64,351,555.55 = 15,613,998.87/x
  3. Step 3: Cross multiply
    42,927,015.40x = 64,351,555.55 × 15,613,998.87
  4. Step 4: Simplify right side
    42,927,015.40x = 1,004,785,115,500,265.50
  5. Step 5: Solve for x
    x = 1,004,785,115,500,265.50/42,927,015.40
  6. Step 6: Final answer
    x = 23,406,824.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.