Home / 14,220,325.76-19,623,909.96-7,693,812.02

Finding the Fourth Proportional to 14,220,325.76, 19,623,909.96 and 7,693,812.02

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Solution

The fourth proportional to 14,220,325.76, 19,623,909.96 and 7,693,812.02 is: 10,617,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,325.76 : 19,623,909.96 = 7,693,812.02 : x
  2. Step 2: Convert to fraction form
    14,220,325.76/19,623,909.96 = 7,693,812.02/x
  3. Step 3: Cross multiply
    14,220,325.76x = 19,623,909.96 × 7,693,812.02
  4. Step 4: Simplify right side
    14,220,325.76x = 150,982,674,329,645.72
  5. Step 5: Solve for x
    x = 150,982,674,329,645.72/14,220,325.76
  6. Step 6: Final answer
    x = 10,617,385.06

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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.