Home / 6,471,603.84-8,930,802.56-3,570,992.40

Finding the Fourth Proportional to 6,471,603.84, 8,930,802.56 and 3,570,992.40

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Solution

The fourth proportional to 6,471,603.84, 8,930,802.56 and 3,570,992.40 is: 4,927,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471,603.84 : 8,930,802.56 = 3,570,992.40 : x
  2. Step 2: Convert to fraction form
    6,471,603.84/8,930,802.56 = 3,570,992.40/x
  3. Step 3: Cross multiply
    6,471,603.84x = 8,930,802.56 × 3,570,992.40
  4. Step 4: Simplify right side
    6,471,603.84x = 31,891,828,067,660.55
  5. Step 5: Solve for x
    x = 31,891,828,067,660.55/6,471,603.84
  6. Step 6: Final answer
    x = 4,927,963.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.