Home / 13,980,569.85-20,974,031.71-4,266,051.86

Finding the Fourth Proportional to 13,980,569.85, 20,974,031.71 and 4,266,051.86

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Solution

The fourth proportional to 13,980,569.85, 20,974,031.71 and 4,266,051.86 is: 6,400,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,569.85 : 20,974,031.71 = 4,266,051.86 : x
  2. Step 2: Convert to fraction form
    13,980,569.85/20,974,031.71 = 4,266,051.86/x
  3. Step 3: Cross multiply
    13,980,569.85x = 20,974,031.71 × 4,266,051.86
  4. Step 4: Simplify right side
    13,980,569.85x = 89,476,307,029,914.42
  5. Step 5: Solve for x
    x = 89,476,307,029,914.42/13,980,569.85
  6. Step 6: Final answer
    x = 6,400,047.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.