Home / 40,459,749.40-60,689,624.10-35,783,068.60

Finding the Fourth Proportional to 40,459,749.40, 60,689,624.10 and 35,783,068.60

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Solution

The fourth proportional to 40,459,749.40, 60,689,624.10 and 35,783,068.60 is: 53,674,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459,749.40 : 60,689,624.10 = 35,783,068.60 : x
  2. Step 2: Convert to fraction form
    40,459,749.40/60,689,624.10 = 35,783,068.60/x
  3. Step 3: Cross multiply
    40,459,749.40x = 60,689,624.10 × 35,783,068.60
  4. Step 4: Simplify right side
    40,459,749.40x = 2,171,660,982,478,513.50
  5. Step 5: Solve for x
    x = 2,171,660,982,478,513.50/40,459,749.40
  6. Step 6: Final answer
    x = 53,674,602.90

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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.