Home / 14,555,721.60-21,830,520.60-7,360,491.60

Finding the Fourth Proportional to 14,555,721.60, 21,830,520.60 and 7,360,491.60

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Solution

The fourth proportional to 14,555,721.60, 21,830,520.60 and 7,360,491.60 is: 11,039,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555,721.60 : 21,830,520.60 = 7,360,491.60 : x
  2. Step 2: Convert to fraction form
    14,555,721.60/21,830,520.60 = 7,360,491.60/x
  3. Step 3: Cross multiply
    14,555,721.60x = 21,830,520.60 × 7,360,491.60
  4. Step 4: Simplify right side
    14,555,721.60x = 160,683,363,499,926.97
  5. Step 5: Solve for x
    x = 160,683,363,499,926.97/14,555,721.60
  6. Step 6: Final answer
    x = 11,039,189.12

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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.