Home / 65,555,366.59-90,468,547.05-35,787,601.81

Finding the Fourth Proportional to 65,555,366.59, 90,468,547.05 and 35,787,601.81

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Solution

The fourth proportional to 65,555,366.59, 90,468,547.05 and 35,787,601.81 is: 49,388,059.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,555,366.59 : 90,468,547.05 = 35,787,601.81 : x
  2. Step 2: Convert to fraction form
    65,555,366.59/90,468,547.05 = 35,787,601.81/x
  3. Step 3: Cross multiply
    65,555,366.59x = 90,468,547.05 × 35,787,601.81
  4. Step 4: Simplify right side
    65,555,366.59x = 3,237,652,338,154,650.50
  5. Step 5: Solve for x
    x = 3,237,652,338,154,650.50/65,555,366.59
  6. Step 6: Final answer
    x = 49,388,059.39

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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.