Home / 42,287,718.30-63,431,577.45-25,281,606.30

Finding the Fourth Proportional to 42,287,718.30, 63,431,577.45 and 25,281,606.30

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Solution

The fourth proportional to 42,287,718.30, 63,431,577.45 and 25,281,606.30 is: 37,922,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,287,718.30 : 63,431,577.45 = 25,281,606.30 : x
  2. Step 2: Convert to fraction form
    42,287,718.30/63,431,577.45 = 25,281,606.30/x
  3. Step 3: Cross multiply
    42,287,718.30x = 63,431,577.45 × 25,281,606.30
  4. Step 4: Simplify right side
    42,287,718.30x = 1,603,652,168,078,858
  5. Step 5: Solve for x
    x = 1,603,652,168,078,858/42,287,718.30
  6. Step 6: Final answer
    x = 37,922,409.45

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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.