Home / 9,990,231.04-13,786,518.66-5,406,552.42

Finding the Fourth Proportional to 9,990,231.04, 13,786,518.66 and 5,406,552.42

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Solution

The fourth proportional to 9,990,231.04, 13,786,518.66 and 5,406,552.42 is: 7,461,042.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,231.04 : 13,786,518.66 = 5,406,552.42 : x
  2. Step 2: Convert to fraction form
    9,990,231.04/13,786,518.66 = 5,406,552.42/x
  3. Step 3: Cross multiply
    9,990,231.04x = 13,786,518.66 × 5,406,552.42
  4. Step 4: Simplify right side
    9,990,231.04x = 74,537,535,824,598.16
  5. Step 5: Solve for x
    x = 74,537,535,824,598.16/9,990,231.04
  6. Step 6: Final answer
    x = 7,461,042.24

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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.