Home / 13,808,953.82-19,064,520.93-12,276,820.88

Finding the Fourth Proportional to 13,808,953.82, 19,064,520.93 and 12,276,820.88

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Solution

The fourth proportional to 13,808,953.82, 19,064,520.93 and 12,276,820.88 is: 16,949,271.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,953.82 : 19,064,520.93 = 12,276,820.88 : x
  2. Step 2: Convert to fraction form
    13,808,953.82/19,064,520.93 = 12,276,820.88/x
  3. Step 3: Cross multiply
    13,808,953.82x = 19,064,520.93 × 12,276,820.88
  4. Step 4: Simplify right side
    13,808,953.82x = 234,051,708,525,298.41
  5. Step 5: Solve for x
    x = 234,051,708,525,298.41/13,808,953.82
  6. Step 6: Final answer
    x = 16,949,271.59

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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.