Home / 46,220,442.72-69,342,177.60-13,872,943.68

Finding the Fourth Proportional to 46,220,442.72, 69,342,177.60 and 13,872,943.68

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Solution

The fourth proportional to 46,220,442.72, 69,342,177.60 and 13,872,943.68 is: 20,812,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,220,442.72 : 69,342,177.60 = 13,872,943.68 : x
  2. Step 2: Convert to fraction form
    46,220,442.72/69,342,177.60 = 13,872,943.68/x
  3. Step 3: Cross multiply
    46,220,442.72x = 69,342,177.60 × 13,872,943.68
  4. Step 4: Simplify right side
    46,220,442.72x = 961,980,124,493,357.50
  5. Step 5: Solve for x
    x = 961,980,124,493,357.50/46,220,442.72
  6. Step 6: Final answer
    x = 20,812,871.27

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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.