Home / 64,457,615.25-96,689,091.02-19,019,409.75

Finding the Fourth Proportional to 64,457,615.25, 96,689,091.02 and 19,019,409.75

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Solution

The fourth proportional to 64,457,615.25, 96,689,091.02 and 19,019,409.75 is: 28,529,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,457,615.25 : 96,689,091.02 = 19,019,409.75 : x
  2. Step 2: Convert to fraction form
    64,457,615.25/96,689,091.02 = 19,019,409.75/x
  3. Step 3: Cross multiply
    64,457,615.25x = 96,689,091.02 × 19,019,409.75
  4. Step 4: Simplify right side
    64,457,615.25x = 1,838,969,440,369,328.50
  5. Step 5: Solve for x
    x = 1,838,969,440,369,328.50/64,457,615.25
  6. Step 6: Final answer
    x = 28,529,901.91

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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.