Home / 14,211,214.90-21,316,822.35-5,239,266.10

Finding the Fourth Proportional to 14,211,214.90, 21,316,822.35 and 5,239,266.10

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Solution

The fourth proportional to 14,211,214.90, 21,316,822.35 and 5,239,266.10 is: 7,858,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,214.90 : 21,316,822.35 = 5,239,266.10 : x
  2. Step 2: Convert to fraction form
    14,211,214.90/21,316,822.35 = 5,239,266.10/x
  3. Step 3: Cross multiply
    14,211,214.90x = 21,316,822.35 × 5,239,266.10
  4. Step 4: Simplify right side
    14,211,214.90x = 111,684,504,698,077.33
  5. Step 5: Solve for x
    x = 111,684,504,698,077.33/14,211,214.90
  6. Step 6: Final answer
    x = 7,858,899.15

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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.