Home / 5,634,419.76-7,769,337.12-4,186,800.72

Finding the Fourth Proportional to 5,634,419.76, 7,769,337.12 and 4,186,800.72

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Solution

The fourth proportional to 5,634,419.76, 7,769,337.12 and 4,186,800.72 is: 5,773,206.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634,419.76 : 7,769,337.12 = 4,186,800.72 : x
  2. Step 2: Convert to fraction form
    5,634,419.76/7,769,337.12 = 4,186,800.72/x
  3. Step 3: Cross multiply
    5,634,419.76x = 7,769,337.12 × 4,186,800.72
  4. Step 4: Simplify right side
    5,634,419.76x = 32,528,666,247,938.73
  5. Step 5: Solve for x
    x = 32,528,666,247,938.73/5,634,419.76
  6. Step 6: Final answer
    x = 5,773,206.05

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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.