Home / 8,709,844.49-12,019,894.52-4,789,898.63

Finding the Fourth Proportional to 8,709,844.49, 12,019,894.52 and 4,789,898.63

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Solution

The fourth proportional to 8,709,844.49, 12,019,894.52 and 4,789,898.63 is: 6,610,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,844.49 : 12,019,894.52 = 4,789,898.63 : x
  2. Step 2: Convert to fraction form
    8,709,844.49/12,019,894.52 = 4,789,898.63/x
  3. Step 3: Cross multiply
    8,709,844.49x = 12,019,894.52 × 4,789,898.63
  4. Step 4: Simplify right side
    8,709,844.49x = 57,574,076,294,092.51
  5. Step 5: Solve for x
    x = 57,574,076,294,092.51/8,709,844.49
  6. Step 6: Final answer
    x = 6,610,230.11

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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.