Home / 16,000,898.40-22,081,297.95-8,658,730.80

Finding the Fourth Proportional to 16,000,898.40, 22,081,297.95 and 8,658,730.80

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Solution

The fourth proportional to 16,000,898.40, 22,081,297.95 and 8,658,730.80 is: 11,949,079.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,898.40 : 22,081,297.95 = 8,658,730.80 : x
  2. Step 2: Convert to fraction form
    16,000,898.40/22,081,297.95 = 8,658,730.80/x
  3. Step 3: Cross multiply
    16,000,898.40x = 22,081,297.95 × 8,658,730.80
  4. Step 4: Simplify right side
    16,000,898.40x = 191,196,014,663,641.88
  5. Step 5: Solve for x
    x = 191,196,014,663,641.88/16,000,898.40
  6. Step 6: Final answer
    x = 11,949,079.98

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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.