Home / 64,497,369.46-89,065,519.50-40,983,655.90

Finding the Fourth Proportional to 64,497,369.46, 89,065,519.50 and 40,983,655.90

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Solution

The fourth proportional to 64,497,369.46, 89,065,519.50 and 40,983,655.90 is: 56,595,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,497,369.46 : 89,065,519.50 = 40,983,655.90 : x
  2. Step 2: Convert to fraction form
    64,497,369.46/89,065,519.50 = 40,983,655.90/x
  3. Step 3: Cross multiply
    64,497,369.46x = 89,065,519.50 × 40,983,655.90
  4. Step 4: Simplify right side
    64,497,369.46x = 3,650,230,603,742,740
  5. Step 5: Solve for x
    x = 3,650,230,603,742,740/64,497,369.46
  6. Step 6: Final answer
    x = 56,595,030.69

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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.