Home / 37,406,533.60-56,081,806.80-20,386,424.80

Finding the Fourth Proportional to 37,406,533.60, 56,081,806.80 and 20,386,424.80

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Solution

The fourth proportional to 37,406,533.60, 56,081,806.80 and 20,386,424.80 is: 30,564,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,406,533.60 : 56,081,806.80 = 20,386,424.80 : x
  2. Step 2: Convert to fraction form
    37,406,533.60/56,081,806.80 = 20,386,424.80/x
  3. Step 3: Cross multiply
    37,406,533.60x = 56,081,806.80 × 20,386,424.80
  4. Step 4: Simplify right side
    37,406,533.60x = 1,143,307,536,976,328.50
  5. Step 5: Solve for x
    x = 1,143,307,536,976,328.50/37,406,533.60
  6. Step 6: Final answer
    x = 30,564,380.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.