Home / 10,302,071.80-15,453,107.70-9,714,206.20

Finding the Fourth Proportional to 10,302,071.80, 15,453,107.70 and 9,714,206.20

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Solution

The fourth proportional to 10,302,071.80, 15,453,107.70 and 9,714,206.20 is: 14,571,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302,071.80 : 15,453,107.70 = 9,714,206.20 : x
  2. Step 2: Convert to fraction form
    10,302,071.80/15,453,107.70 = 9,714,206.20/x
  3. Step 3: Cross multiply
    10,302,071.80x = 15,453,107.70 × 9,714,206.20
  4. Step 4: Simplify right side
    10,302,071.80x = 150,114,674,628,607.72
  5. Step 5: Solve for x
    x = 150,114,674,628,607.72/10,302,071.80
  6. Step 6: Final answer
    x = 14,571,309.30

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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.