Home / 74,949,449.90-103,429,656.27-41,909,762.93

Finding the Fourth Proportional to 74,949,449.90, 103,429,656.27 and 41,909,762.93

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Solution

The fourth proportional to 74,949,449.90, 103,429,656.27 and 41,909,762.93 is: 57,835,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,949,449.90 : 103,429,656.27 = 41,909,762.93 : x
  2. Step 2: Convert to fraction form
    74,949,449.90/103,429,656.27 = 41,909,762.93/x
  3. Step 3: Cross multiply
    74,949,449.90x = 103,429,656.27 × 41,909,762.93
  4. Step 4: Simplify right side
    74,949,449.90x = 4,334,712,373,689,939.50
  5. Step 5: Solve for x
    x = 4,334,712,373,689,939.50/74,949,449.90
  6. Step 6: Final answer
    x = 57,835,145.95

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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.