Home / 42,606,009.60-63,783,043.20-40,114,579.20

Finding the Fourth Proportional to 42,606,009.60, 63,783,043.20 and 40,114,579.20

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Solution

The fourth proportional to 42,606,009.60, 63,783,043.20 and 40,114,579.20 is: 60,053,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,606,009.60 : 63,783,043.20 = 40,114,579.20 : x
  2. Step 2: Convert to fraction form
    42,606,009.60/63,783,043.20 = 40,114,579.20/x
  3. Step 3: Cross multiply
    42,606,009.60x = 63,783,043.20 × 40,114,579.20
  4. Step 4: Simplify right side
    42,606,009.60x = 2,558,629,938,063,421.50
  5. Step 5: Solve for x
    x = 2,558,629,938,063,421.50/42,606,009.60
  6. Step 6: Final answer
    x = 60,053,263.90

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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.