Home / 65,046,722.36-97,439,995.10-39,124,709.78

Finding the Fourth Proportional to 65,046,722.36, 97,439,995.10 and 39,124,709.78

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Solution

The fourth proportional to 65,046,722.36, 97,439,995.10 and 39,124,709.78 is: 58,608,818.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,046,722.36 : 97,439,995.10 = 39,124,709.78 : x
  2. Step 2: Convert to fraction form
    65,046,722.36/97,439,995.10 = 39,124,709.78/x
  3. Step 3: Cross multiply
    65,046,722.36x = 97,439,995.10 × 39,124,709.78
  4. Step 4: Simplify right side
    65,046,722.36x = 3,812,311,528,862,734
  5. Step 5: Solve for x
    x = 3,812,311,528,862,734/65,046,722.36
  6. Step 6: Final answer
    x = 58,608,818.26

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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.