Home / 14,489,904.30-21,734,856.45-7,771,440.30

Finding the Fourth Proportional to 14,489,904.30, 21,734,856.45 and 7,771,440.30

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Solution

The fourth proportional to 14,489,904.30, 21,734,856.45 and 7,771,440.30 is: 11,657,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,904.30 : 21,734,856.45 = 7,771,440.30 : x
  2. Step 2: Convert to fraction form
    14,489,904.30/21,734,856.45 = 7,771,440.30/x
  3. Step 3: Cross multiply
    14,489,904.30x = 21,734,856.45 × 7,771,440.30
  4. Step 4: Simplify right side
    14,489,904.30x = 168,911,139,330,244.94
  5. Step 5: Solve for x
    x = 168,911,139,330,244.94/14,489,904.30
  6. Step 6: Final answer
    x = 11,657,160.45

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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.