Home / 74,023,507.11-102,159,294.60-40,983,756.54

Finding the Fourth Proportional to 74,023,507.11, 102,159,294.60 and 40,983,756.54

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Solution

The fourth proportional to 74,023,507.11, 102,159,294.60 and 40,983,756.54 is: 56,561,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,023,507.11 : 102,159,294.60 = 40,983,756.54 : x
  2. Step 2: Convert to fraction form
    74,023,507.11/102,159,294.60 = 40,983,756.54/x
  3. Step 3: Cross multiply
    74,023,507.11x = 102,159,294.60 × 40,983,756.54
  4. Step 4: Simplify right side
    74,023,507.11x = 4,186,871,658,184,536.50
  5. Step 5: Solve for x
    x = 4,186,871,658,184,536.50/74,023,507.11
  6. Step 6: Final answer
    x = 56,561,379.24

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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.