Home / 14,636,867.16-20,199,319.47-8,109,885.96

Finding the Fourth Proportional to 14,636,867.16, 20,199,319.47 and 8,109,885.96

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Solution

The fourth proportional to 14,636,867.16, 20,199,319.47 and 8,109,885.96 is: 11,191,887.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,867.16 : 20,199,319.47 = 8,109,885.96 : x
  2. Step 2: Convert to fraction form
    14,636,867.16/20,199,319.47 = 8,109,885.96/x
  3. Step 3: Cross multiply
    14,636,867.16x = 20,199,319.47 × 8,109,885.96
  4. Step 4: Simplify right side
    14,636,867.16x = 163,814,177,371,307.62
  5. Step 5: Solve for x
    x = 163,814,177,371,307.62/14,636,867.16
  6. Step 6: Final answer
    x = 11,191,887.96

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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.