Home / 19,490,823.42-26,897,009.85-10,788,808.74

Finding the Fourth Proportional to 19,490,823.42, 26,897,009.85 and 10,788,808.74

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Solution

The fourth proportional to 19,490,823.42, 26,897,009.85 and 10,788,808.74 is: 14,888,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490,823.42 : 26,897,009.85 = 10,788,808.74 : x
  2. Step 2: Convert to fraction form
    19,490,823.42/26,897,009.85 = 10,788,808.74/x
  3. Step 3: Cross multiply
    19,490,823.42x = 26,897,009.85 × 10,788,808.74
  4. Step 4: Simplify right side
    19,490,823.42x = 290,186,694,949,546.12
  5. Step 5: Solve for x
    x = 290,186,694,949,546.12/19,490,823.42
  6. Step 6: Final answer
    x = 14,888,375.35

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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.