Home / 12,279,262.62-18,411,018.57-5,095,754.94

Finding the Fourth Proportional to 12,279,262.62, 18,411,018.57 and 5,095,754.94

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Solution

The fourth proportional to 12,279,262.62, 18,411,018.57 and 5,095,754.94 is: 7,640,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,279,262.62 : 18,411,018.57 = 5,095,754.94 : x
  2. Step 2: Convert to fraction form
    12,279,262.62/18,411,018.57 = 5,095,754.94/x
  3. Step 3: Cross multiply
    12,279,262.62x = 18,411,018.57 × 5,095,754.94
  4. Step 4: Simplify right side
    12,279,262.62x = 93,818,038,828,509.25
  5. Step 5: Solve for x
    x = 93,818,038,828,509.25/12,279,262.62
  6. Step 6: Final answer
    x = 7,640,364.22

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1.5x scale

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.