Home / 18,963,254.80-26,169,109.32-10,261,236.88

Finding the Fourth Proportional to 18,963,254.80, 26,169,109.32 and 10,261,236.88

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Solution

The fourth proportional to 18,963,254.80, 26,169,109.32 and 10,261,236.88 is: 14,160,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963,254.80 : 26,169,109.32 = 10,261,236.88 : x
  2. Step 2: Convert to fraction form
    18,963,254.80/26,169,109.32 = 10,261,236.88/x
  3. Step 3: Cross multiply
    18,963,254.80x = 26,169,109.32 × 10,261,236.88
  4. Step 4: Simplify right side
    18,963,254.80x = 268,527,429,671,135.75
  5. Step 5: Solve for x
    x = 268,527,429,671,135.75/18,963,254.80
  6. Step 6: Final answer
    x = 14,160,408.25

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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.