Home / 9,990,233.61-13,786,522.21-5,406,554.98

Finding the Fourth Proportional to 9,990,233.61, 13,786,522.21 and 5,406,554.98

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Solution

The fourth proportional to 9,990,233.61, 13,786,522.21 and 5,406,554.98 is: 7,461,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,233.61 : 13,786,522.21 = 5,406,554.98 : x
  2. Step 2: Convert to fraction form
    9,990,233.61/13,786,522.21 = 5,406,554.98/x
  3. Step 3: Cross multiply
    9,990,233.61x = 13,786,522.21 × 5,406,554.98
  4. Step 4: Simplify right side
    9,990,233.61x = 74,537,590,311,356.11
  5. Step 5: Solve for x
    x = 74,537,590,311,356.11/9,990,233.61
  6. Step 6: Final answer
    x = 7,461,045.78

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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.