Home / 28,884,075.30-43,315,615.35-9,715,457.70

Finding the Fourth Proportional to 28,884,075.30, 43,315,615.35 and 9,715,457.70

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Solution

The fourth proportional to 28,884,075.30, 43,315,615.35 and 9,715,457.70 is: 14,569,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,075.30 : 43,315,615.35 = 9,715,457.70 : x
  2. Step 2: Convert to fraction form
    28,884,075.30/43,315,615.35 = 9,715,457.70/x
  3. Step 3: Cross multiply
    28,884,075.30x = 43,315,615.35 × 9,715,457.70
  4. Step 4: Simplify right side
    28,884,075.30x = 420,831,028,682,395.69
  5. Step 5: Solve for x
    x = 420,831,028,682,395.69/28,884,075.30
  6. Step 6: Final answer
    x = 14,569,655.57

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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.