Home / 40,458,879.60-60,688,319.40-11,705,953.20

Finding the Fourth Proportional to 40,458,879.60, 60,688,319.40 and 11,705,953.20

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Solution

The fourth proportional to 40,458,879.60, 60,688,319.40 and 11,705,953.20 is: 17,558,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,458,879.60 : 60,688,319.40 = 11,705,953.20 : x
  2. Step 2: Convert to fraction form
    40,458,879.60/60,688,319.40 = 11,705,953.20/x
  3. Step 3: Cross multiply
    40,458,879.60x = 60,688,319.40 × 11,705,953.20
  4. Step 4: Simplify right side
    40,458,879.60x = 710,414,626,683,052
  5. Step 5: Solve for x
    x = 710,414,626,683,052/40,458,879.60
  6. Step 6: Final answer
    x = 17,558,929.80

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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.