Home / 21,748,661.46-30,012,125.28-11,959,518.24

Finding the Fourth Proportional to 21,748,661.46, 30,012,125.28 and 11,959,518.24

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Solution

The fourth proportional to 21,748,661.46, 30,012,125.28 and 11,959,518.24 is: 16,503,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,748,661.46 : 30,012,125.28 = 11,959,518.24 : x
  2. Step 2: Convert to fraction form
    21,748,661.46/30,012,125.28 = 11,959,518.24/x
  3. Step 3: Cross multiply
    21,748,661.46x = 30,012,125.28 × 11,959,518.24
  4. Step 4: Simplify right side
    21,748,661.46x = 358,930,559,707,325.12
  5. Step 5: Solve for x
    x = 358,930,559,707,325.12/21,748,661.46
  6. Step 6: Final answer
    x = 16,503,570.13

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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.