Home / 6,447,483.68-8,897,246.40-3,546,690.56

Finding the Fourth Proportional to 6,447,483.68, 8,897,246.40 and 3,546,690.56

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Solution

The fourth proportional to 6,447,483.68, 8,897,246.40 and 3,546,690.56 is: 4,894,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,483.68 : 8,897,246.40 = 3,546,690.56 : x
  2. Step 2: Convert to fraction form
    6,447,483.68/8,897,246.40 = 3,546,690.56/x
  3. Step 3: Cross multiply
    6,447,483.68x = 8,897,246.40 × 3,546,690.56
  4. Step 4: Simplify right side
    6,447,483.68x = 31,555,779,816,873.98
  5. Step 5: Solve for x
    x = 31,555,779,816,873.98/6,447,483.68
  6. Step 6: Final answer
    x = 4,894,278.35

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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.