Home / 14,345,899.36-21,520,141.27-4,630,742.66

Finding the Fourth Proportional to 14,345,899.36, 21,520,141.27 and 4,630,742.66

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Solution

The fourth proportional to 14,345,899.36, 21,520,141.27 and 4,630,742.66 is: 6,946,531.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345,899.36 : 21,520,141.27 = 4,630,742.66 : x
  2. Step 2: Convert to fraction form
    14,345,899.36/21,520,141.27 = 4,630,742.66/x
  3. Step 3: Cross multiply
    14,345,899.36x = 21,520,141.27 × 4,630,742.66
  4. Step 4: Simplify right side
    14,345,899.36x = 99,654,236,109,038.02
  5. Step 5: Solve for x
    x = 99,654,236,109,038.02/14,345,899.36
  6. Step 6: Final answer
    x = 6,946,531.10

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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.