Home / 42,122,631-63,183,946.56-10,209,927

Finding the Fourth Proportional to 42,122,631, 63,183,946.56 and 10,209,927

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Solution

The fourth proportional to 42,122,631, 63,183,946.56 and 10,209,927 is: 15,314,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122,631 : 63,183,946.56 = 10,209,927 : x
  2. Step 2: Convert to fraction form
    42,122,631/63,183,946.56 = 10,209,927/x
  3. Step 3: Cross multiply
    42,122,631x = 63,183,946.56 × 10,209,927
  4. Step 4: Simplify right side
    42,122,631x = 645,103,481,949,501.12
  5. Step 5: Solve for x
    x = 645,103,481,949,501.12/42,122,631
  6. Step 6: Final answer
    x = 15,314,890.51

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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.