Home / 19,331,465.92-26,681,482.24-12,262,486.72

Finding the Fourth Proportional to 19,331,465.92, 26,681,482.24 and 12,262,486.72

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Solution

The fourth proportional to 19,331,465.92, 26,681,482.24 and 12,262,486.72 is: 16,924,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331,465.92 : 26,681,482.24 = 12,262,486.72 : x
  2. Step 2: Convert to fraction form
    19,331,465.92/26,681,482.24 = 12,262,486.72/x
  3. Step 3: Cross multiply
    19,331,465.92x = 26,681,482.24 × 12,262,486.72
  4. Step 4: Simplify right side
    19,331,465.92x = 327,181,321,637,915.88
  5. Step 5: Solve for x
    x = 327,181,321,637,915.88/19,331,465.92
  6. Step 6: Final answer
    x = 16,924,806.58

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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.