Home / 73,487,013.10-109,969,246.05-64,006,513.90

Finding the Fourth Proportional to 73,487,013.10, 109,969,246.05 and 64,006,513.90

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Solution

The fourth proportional to 73,487,013.10, 109,969,246.05 and 64,006,513.90 is: 95,782,203.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,487,013.10 : 109,969,246.05 = 64,006,513.90 : x
  2. Step 2: Convert to fraction form
    73,487,013.10/109,969,246.05 = 64,006,513.90/x
  3. Step 3: Cross multiply
    73,487,013.10x = 109,969,246.05 × 64,006,513.90
  4. Step 4: Simplify right side
    73,487,013.10x = 7,038,748,075,871,845
  5. Step 5: Solve for x
    x = 7,038,748,075,871,845/73,487,013.10
  6. Step 6: Final answer
    x = 95,782,203.94

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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.