Home / 10,191,595.40-14,063,979.96-5,545,399.56

Finding the Fourth Proportional to 10,191,595.40, 14,063,979.96 and 5,545,399.56

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Solution

The fourth proportional to 10,191,595.40, 14,063,979.96 and 5,545,399.56 is: 7,652,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191,595.40 : 14,063,979.96 = 5,545,399.56 : x
  2. Step 2: Convert to fraction form
    10,191,595.40/14,063,979.96 = 5,545,399.56/x
  3. Step 3: Cross multiply
    10,191,595.40x = 14,063,979.96 × 5,545,399.56
  4. Step 4: Simplify right side
    10,191,595.40x = 77,990,388,282,032.81
  5. Step 5: Solve for x
    x = 77,990,388,282,032.81/10,191,595.40
  6. Step 6: Final answer
    x = 7,652,421.94

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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.