Home / 9,990,232.86-13,786,521.17-5,406,554.23

Finding the Fourth Proportional to 9,990,232.86, 13,786,521.17 and 5,406,554.23

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Solution

The fourth proportional to 9,990,232.86, 13,786,521.17 and 5,406,554.23 is: 7,461,044.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,232.86 : 13,786,521.17 = 5,406,554.23 : x
  2. Step 2: Convert to fraction form
    9,990,232.86/13,786,521.17 = 5,406,554.23/x
  3. Step 3: Cross multiply
    9,990,232.86x = 13,786,521.17 × 5,406,554.23
  4. Step 4: Simplify right side
    9,990,232.86x = 74,537,574,348,648.06
  5. Step 5: Solve for x
    x = 74,537,574,348,648.06/9,990,232.86
  6. Step 6: Final answer
    x = 7,461,044.74

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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.