Home / 10,223,466.84-14,108,157.18-5,639,787

Finding the Fourth Proportional to 10,223,466.84, 14,108,157.18 and 5,639,787

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Solution

The fourth proportional to 10,223,466.84, 14,108,157.18 and 5,639,787 is: 7,782,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223,466.84 : 14,108,157.18 = 5,639,787 : x
  2. Step 2: Convert to fraction form
    10,223,466.84/14,108,157.18 = 5,639,787/x
  3. Step 3: Cross multiply
    10,223,466.84x = 14,108,157.18 × 5,639,787
  4. Step 4: Simplify right side
    10,223,466.84x = 79,567,001,457,720.66
  5. Step 5: Solve for x
    x = 79,567,001,457,720.66/10,223,466.84
  6. Step 6: Final answer
    x = 7,782,780.80

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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.