Home / 14,014,731.32-19,336,669.16-8,210,392.84

Finding the Fourth Proportional to 14,014,731.32, 19,336,669.16 and 8,210,392.84

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Solution

The fourth proportional to 14,014,731.32, 19,336,669.16 and 8,210,392.84 is: 11,328,197.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,731.32 : 19,336,669.16 = 8,210,392.84 : x
  2. Step 2: Convert to fraction form
    14,014,731.32/19,336,669.16 = 8,210,392.84/x
  3. Step 3: Cross multiply
    14,014,731.32x = 19,336,669.16 × 8,210,392.84
  4. Step 4: Simplify right side
    14,014,731.32x = 158,761,650,020,712.81
  5. Step 5: Solve for x
    x = 158,761,650,020,712.81/14,014,731.32
  6. Step 6: Final answer
    x = 11,328,197.91

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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.