Home / 10,449,695.02-15,650,678.34-4,988,631.37

Finding the Fourth Proportional to 10,449,695.02, 15,650,678.34 and 4,988,631.37

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Solution

The fourth proportional to 10,449,695.02, 15,650,678.34 and 4,988,631.37 is: 7,471,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449,695.02 : 15,650,678.34 = 4,988,631.37 : x
  2. Step 2: Convert to fraction form
    10,449,695.02/15,650,678.34 = 4,988,631.37/x
  3. Step 3: Cross multiply
    10,449,695.02x = 15,650,678.34 × 4,988,631.37
  4. Step 4: Simplify right side
    10,449,695.02x = 78,075,464,928,703.53
  5. Step 5: Solve for x
    x = 78,075,464,928,703.53/10,449,695.02
  6. Step 6: Final answer
    x = 7,471,554.42

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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.