Home / 42,266,075.40-63,399,113.10-15,336,232.20

Finding the Fourth Proportional to 42,266,075.40, 63,399,113.10 and 15,336,232.20

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Solution

The fourth proportional to 42,266,075.40, 63,399,113.10 and 15,336,232.20 is: 23,004,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,266,075.40 : 63,399,113.10 = 15,336,232.20 : x
  2. Step 2: Convert to fraction form
    42,266,075.40/63,399,113.10 = 15,336,232.20/x
  3. Step 3: Cross multiply
    42,266,075.40x = 63,399,113.10 × 15,336,232.20
  4. Step 4: Simplify right side
    42,266,075.40x = 972,303,519,775,661.75
  5. Step 5: Solve for x
    x = 972,303,519,775,661.75/42,266,075.40
  6. Step 6: Final answer
    x = 23,004,348.30

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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.