Home / 16,000,870.51-22,081,259.45-8,658,702.88

Finding the Fourth Proportional to 16,000,870.51, 22,081,259.45 and 8,658,702.88

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Solution

The fourth proportional to 16,000,870.51, 22,081,259.45 and 8,658,702.88 is: 11,949,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,870.51 : 22,081,259.45 = 8,658,702.88 : x
  2. Step 2: Convert to fraction form
    16,000,870.51/22,081,259.45 = 8,658,702.88/x
  3. Step 3: Cross multiply
    16,000,870.51x = 22,081,259.45 × 8,658,702.88
  4. Step 4: Simplify right side
    16,000,870.51x = 191,195,064,793,742.22
  5. Step 5: Solve for x
    x = 191,195,064,793,742.22/16,000,870.51
  6. Step 6: Final answer
    x = 11,949,041.44

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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.