Home / 9,990,233.86-13,786,522.56-5,406,555.23

Finding the Fourth Proportional to 9,990,233.86, 13,786,522.56 and 5,406,555.23

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Solution

The fourth proportional to 9,990,233.86, 13,786,522.56 and 5,406,555.23 is: 7,461,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,233.86 : 13,786,522.56 = 5,406,555.23 : x
  2. Step 2: Convert to fraction form
    9,990,233.86/13,786,522.56 = 5,406,555.23/x
  3. Step 3: Cross multiply
    9,990,233.86x = 13,786,522.56 × 5,406,555.23
  4. Step 4: Simplify right side
    9,990,233.86x = 74,537,595,623,248.22
  5. Step 5: Solve for x
    x = 74,537,595,623,248.22/9,990,233.86
  6. Step 6: Final answer
    x = 7,461,046.13

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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.