Home / 30,340,110.60-45,516,070.80-8,775,415.80

Finding the Fourth Proportional to 30,340,110.60, 45,516,070.80 and 8,775,415.80

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Solution

The fourth proportional to 30,340,110.60, 45,516,070.80 and 8,775,415.80 is: 13,164,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,340,110.60 : 45,516,070.80 = 8,775,415.80 : x
  2. Step 2: Convert to fraction form
    30,340,110.60/45,516,070.80 = 8,775,415.80/x
  3. Step 3: Cross multiply
    30,340,110.60x = 45,516,070.80 × 8,775,415.80
  4. Step 4: Simplify right side
    30,340,110.60x = 399,422,446,852,238.62
  5. Step 5: Solve for x
    x = 399,422,446,852,238.62/30,340,110.60
  6. Step 6: Final answer
    x = 13,164,831.60

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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.