Home / 9,357,465.40-14,036,198.10-7,987,528.60

Finding the Fourth Proportional to 9,357,465.40, 14,036,198.10 and 7,987,528.60

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Solution

The fourth proportional to 9,357,465.40, 14,036,198.10 and 7,987,528.60 is: 11,981,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357,465.40 : 14,036,198.10 = 7,987,528.60 : x
  2. Step 2: Convert to fraction form
    9,357,465.40/14,036,198.10 = 7,987,528.60/x
  3. Step 3: Cross multiply
    9,357,465.40x = 14,036,198.10 × 7,987,528.60
  4. Step 4: Simplify right side
    9,357,465.40x = 112,114,533,759,015.66
  5. Step 5: Solve for x
    x = 112,114,533,759,015.66/9,357,465.40
  6. Step 6: Final answer
    x = 11,981,292.90

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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.