Home / 25,686,075.40-38,529,113.10-10,532,206.60

Finding the Fourth Proportional to 25,686,075.40, 38,529,113.10 and 10,532,206.60

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Solution

The fourth proportional to 25,686,075.40, 38,529,113.10 and 10,532,206.60 is: 15,798,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,075.40 : 38,529,113.10 = 10,532,206.60 : x
  2. Step 2: Convert to fraction form
    25,686,075.40/38,529,113.10 = 10,532,206.60/x
  3. Step 3: Cross multiply
    25,686,075.40x = 38,529,113.10 × 10,532,206.60
  4. Step 4: Simplify right side
    25,686,075.40x = 405,796,579,283,966.44
  5. Step 5: Solve for x
    x = 405,796,579,283,966.44/25,686,075.40
  6. Step 6: Final answer
    x = 15,798,309.90

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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.