Home / 42,605,964.60-63,782,975.70-40,114,534.20

Finding the Fourth Proportional to 42,605,964.60, 63,782,975.70 and 40,114,534.20

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Solution

The fourth proportional to 42,605,964.60, 63,782,975.70 and 40,114,534.20 is: 60,053,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,605,964.60 : 63,782,975.70 = 40,114,534.20 : x
  2. Step 2: Convert to fraction form
    42,605,964.60/63,782,975.70 = 40,114,534.20/x
  3. Step 3: Cross multiply
    42,605,964.60x = 63,782,975.70 × 40,114,534.20
  4. Step 4: Simplify right side
    42,605,964.60x = 2,558,624,360,095,419
  5. Step 5: Solve for x
    x = 2,558,624,360,095,419/42,605,964.60
  6. Step 6: Final answer
    x = 60,053,196.40

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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.