Home / 16,005,682.08-22,087,838.16-8,663,513.76

Finding the Fourth Proportional to 16,005,682.08, 22,087,838.16 and 8,663,513.76

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Solution

The fourth proportional to 16,005,682.08, 22,087,838.16 and 8,663,513.76 is: 11,955,647.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005,682.08 : 22,087,838.16 = 8,663,513.76 : x
  2. Step 2: Convert to fraction form
    16,005,682.08/22,087,838.16 = 8,663,513.76/x
  3. Step 3: Cross multiply
    16,005,682.08x = 22,087,838.16 × 8,663,513.76
  4. Step 4: Simplify right side
    16,005,682.08x = 191,358,289,827,813.06
  5. Step 5: Solve for x
    x = 191,358,289,827,813.06/16,005,682.08
  6. Step 6: Final answer
    x = 11,955,647.31

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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.