Home / 19,153,148.22-26,431,411.32-10,451,512.62

Finding the Fourth Proportional to 19,153,148.22, 26,431,411.32 and 10,451,512.62

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Solution

The fourth proportional to 19,153,148.22, 26,431,411.32 and 10,451,512.62 is: 14,423,123.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153,148.22 : 26,431,411.32 = 10,451,512.62 : x
  2. Step 2: Convert to fraction form
    19,153,148.22/26,431,411.32 = 10,451,512.62/x
  3. Step 3: Cross multiply
    19,153,148.22x = 26,431,411.32 × 10,451,512.62
  4. Step 4: Simplify right side
    19,153,148.22x = 276,248,228,975,390.84
  5. Step 5: Solve for x
    x = 276,248,228,975,390.84/19,153,148.22
  6. Step 6: Final answer
    x = 14,423,123.85

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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.