Home / 63,742,511.80-95,613,767.70-40,784,260.60

Finding the Fourth Proportional to 63,742,511.80, 95,613,767.70 and 40,784,260.60

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Solution

The fourth proportional to 63,742,511.80, 95,613,767.70 and 40,784,260.60 is: 61,176,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,742,511.80 : 95,613,767.70 = 40,784,260.60 : x
  2. Step 2: Convert to fraction form
    63,742,511.80/95,613,767.70 = 40,784,260.60/x
  3. Step 3: Cross multiply
    63,742,511.80x = 95,613,767.70 × 40,784,260.60
  4. Step 4: Simplify right side
    63,742,511.80x = 3,899,536,818,824,663
  5. Step 5: Solve for x
    x = 3,899,536,818,824,663/63,742,511.80
  6. Step 6: Final answer
    x = 61,176,390.90

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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.