Home / 6,937,871.40-9,574,146.54-3,840,328.26

Finding the Fourth Proportional to 6,937,871.40, 9,574,146.54 and 3,840,328.26

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Solution

The fourth proportional to 6,937,871.40, 9,574,146.54 and 3,840,328.26 is: 5,299,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937,871.40 : 9,574,146.54 = 3,840,328.26 : x
  2. Step 2: Convert to fraction form
    6,937,871.40/9,574,146.54 = 3,840,328.26/x
  3. Step 3: Cross multiply
    6,937,871.40x = 9,574,146.54 × 3,840,328.26
  4. Step 4: Simplify right side
    6,937,871.40x = 36,767,865,522,943.21
  5. Step 5: Solve for x
    x = 36,767,865,522,943.21/6,937,871.40
  6. Step 6: Final answer
    x = 5,299,588.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.