Home / 14,198,614.40-21,283,406.40-6,999,075.20

Finding the Fourth Proportional to 14,198,614.40, 21,283,406.40 and 6,999,075.20

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Solution

The fourth proportional to 14,198,614.40, 21,283,406.40 and 6,999,075.20 is: 10,491,457.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198,614.40 : 21,283,406.40 = 6,999,075.20 : x
  2. Step 2: Convert to fraction form
    14,198,614.40/21,283,406.40 = 6,999,075.20/x
  3. Step 3: Cross multiply
    14,198,614.40x = 21,283,406.40 × 6,999,075.20
  4. Step 4: Simplify right side
    14,198,614.40x = 148,964,161,905,761.28
  5. Step 5: Solve for x
    x = 148,964,161,905,761.28/14,198,614.40
  6. Step 6: Final answer
    x = 10,491,457.67

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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.