Home / 5,143,507-7,700,125.48-3,433,408.60

Finding the Fourth Proportional to 5,143,507, 7,700,125.48 and 3,433,408.60

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Solution

The fourth proportional to 5,143,507, 7,700,125.48 and 3,433,408.60 is: 5,140,009.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,507 : 7,700,125.48 = 3,433,408.60 : x
  2. Step 2: Convert to fraction form
    5,143,507/7,700,125.48 = 3,433,408.60/x
  3. Step 3: Cross multiply
    5,143,507x = 7,700,125.48 × 3,433,408.60
  4. Step 4: Simplify right side
    5,143,507x = 26,437,677,044,111.13
  5. Step 5: Solve for x
    x = 26,437,677,044,111.13/5,143,507
  6. Step 6: Final answer
    x = 5,140,009.93

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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.