Home / 40,459,721.40-60,689,582.10-35,783,040.60

Finding the Fourth Proportional to 40,459,721.40, 60,689,582.10 and 35,783,040.60

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Solution

The fourth proportional to 40,459,721.40, 60,689,582.10 and 35,783,040.60 is: 53,674,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459,721.40 : 60,689,582.10 = 35,783,040.60 : x
  2. Step 2: Convert to fraction form
    40,459,721.40/60,689,582.10 = 35,783,040.60/x
  3. Step 3: Cross multiply
    40,459,721.40x = 60,689,582.10 × 35,783,040.60
  4. Step 4: Simplify right side
    40,459,721.40x = 2,171,657,780,281,333.50
  5. Step 5: Solve for x
    x = 2,171,657,780,281,333.50/40,459,721.40
  6. Step 6: Final answer
    x = 53,674,560.90

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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.