Home / 14,208,039.40-21,314,823.90-6,120,999.40

Finding the Fourth Proportional to 14,208,039.40, 21,314,823.90 and 6,120,999.40

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Solution

The fourth proportional to 14,208,039.40, 21,314,823.90 and 6,120,999.40 is: 9,182,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,039.40 : 21,314,823.90 = 6,120,999.40 : x
  2. Step 2: Convert to fraction form
    14,208,039.40/21,314,823.90 = 6,120,999.40/x
  3. Step 3: Cross multiply
    14,208,039.40x = 21,314,823.90 × 6,120,999.40
  4. Step 4: Simplify right side
    14,208,039.40x = 130,468,024,303,005.66
  5. Step 5: Solve for x
    x = 130,468,024,303,005.66/14,208,039.40
  6. Step 6: Final answer
    x = 9,182,690.21

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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.