Home / 16,020,852.36-22,108,843.95-8,678,685.51

Finding the Fourth Proportional to 16,020,852.36, 22,108,843.95 and 8,678,685.51

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Solution

The fourth proportional to 16,020,852.36, 22,108,843.95 and 8,678,685.51 is: 11,976,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020,852.36 : 22,108,843.95 = 8,678,685.51 : x
  2. Step 2: Convert to fraction form
    16,020,852.36/22,108,843.95 = 8,678,685.51/x
  3. Step 3: Cross multiply
    16,020,852.36x = 22,108,843.95 × 8,678,685.51
  4. Step 4: Simplify right side
    16,020,852.36x = 191,875,703,631,716.16
  5. Step 5: Solve for x
    x = 191,875,703,631,716.16/16,020,852.36
  6. Step 6: Final answer
    x = 11,976,622.67

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1.5x scale

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.