Home / 5,671,436.70-8,507,111.28-1,411,576.23

Finding the Fourth Proportional to 5,671,436.70, 8,507,111.28 and 1,411,576.23

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Solution

The fourth proportional to 5,671,436.70, 8,507,111.28 and 1,411,576.23 is: 2,117,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671,436.70 : 8,507,111.28 = 1,411,576.23 : x
  2. Step 2: Convert to fraction form
    5,671,436.70/8,507,111.28 = 1,411,576.23/x
  3. Step 3: Cross multiply
    5,671,436.70x = 8,507,111.28 × 1,411,576.23
  4. Step 4: Simplify right side
    5,671,436.70x = 12,008,436,068,812.87
  5. Step 5: Solve for x
    x = 12,008,436,068,812.87/5,671,436.70
  6. Step 6: Final answer
    x = 2,117,353.45

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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.