Home / 45,690,290.87-68,535,669.59-15,398,416.31

Finding the Fourth Proportional to 45,690,290.87, 68,535,669.59 and 15,398,416.31

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Solution

The fourth proportional to 45,690,290.87, 68,535,669.59 and 15,398,416.31 is: 23,097,703.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,690,290.87 : 68,535,669.59 = 15,398,416.31 : x
  2. Step 2: Convert to fraction form
    45,690,290.87/68,535,669.59 = 15,398,416.31/x
  3. Step 3: Cross multiply
    45,690,290.87x = 68,535,669.59 × 15,398,416.31
  4. Step 4: Simplify right side
    45,690,290.87x = 1,055,340,772,354,434.88
  5. Step 5: Solve for x
    x = 1,055,340,772,354,434.88/45,690,290.87
  6. Step 6: Final answer
    x = 23,097,703.08

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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.