Home / 14,443,438.22-19,920,322.70-12,697,374.27

Finding the Fourth Proportional to 14,443,438.22, 19,920,322.70 and 12,697,374.27

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Solution

The fourth proportional to 14,443,438.22, 19,920,322.70 and 12,697,374.27 is: 17,512,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443,438.22 : 19,920,322.70 = 12,697,374.27 : x
  2. Step 2: Convert to fraction form
    14,443,438.22/19,920,322.70 = 12,697,374.27/x
  3. Step 3: Cross multiply
    14,443,438.22x = 19,920,322.70 × 12,697,374.27
  4. Step 4: Simplify right side
    14,443,438.22x = 252,935,792,837,590.06
  5. Step 5: Solve for x
    x = 252,935,792,837,590.06/14,443,438.22
  6. Step 6: Final answer
    x = 17,512,159.44

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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.