Home / 40,425,902.60-60,638,853.90-30,859,964.60

Finding the Fourth Proportional to 40,425,902.60, 60,638,853.90 and 30,859,964.60

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Solution

The fourth proportional to 40,425,902.60, 60,638,853.90 and 30,859,964.60 is: 46,289,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,425,902.60 : 60,638,853.90 = 30,859,964.60 : x
  2. Step 2: Convert to fraction form
    40,425,902.60/60,638,853.90 = 30,859,964.60/x
  3. Step 3: Cross multiply
    40,425,902.60x = 60,638,853.90 × 30,859,964.60
  4. Step 4: Simplify right side
    40,425,902.60x = 1,871,312,884,738,572
  5. Step 5: Solve for x
    x = 1,871,312,884,738,572/40,425,902.60
  6. Step 6: Final answer
    x = 46,289,946.90

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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.