Home / 10,065,920.20-15,069,389.10-8,886,272.20

Finding the Fourth Proportional to 10,065,920.20, 15,069,389.10 and 8,886,272.20

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Solution

The fourth proportional to 10,065,920.20, 15,069,389.10 and 8,886,272.20 is: 13,303,373.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,920.20 : 15,069,389.10 = 8,886,272.20 : x
  2. Step 2: Convert to fraction form
    10,065,920.20/15,069,389.10 = 8,886,272.20/x
  3. Step 3: Cross multiply
    10,065,920.20x = 15,069,389.10 × 8,886,272.20
  4. Step 4: Simplify right side
    10,065,920.20x = 133,910,693,430,313
  5. Step 5: Solve for x
    x = 133,910,693,430,313/10,065,920.20
  6. Step 6: Final answer
    x = 13,303,373.24

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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.