Home / 64,583,871.54-89,147,339.73-38,486,572.98

Finding the Fourth Proportional to 64,583,871.54, 89,147,339.73 and 38,486,572.98

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Solution

The fourth proportional to 64,583,871.54, 89,147,339.73 and 38,486,572.98 is: 53,124,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,583,871.54 : 89,147,339.73 = 38,486,572.98 : x
  2. Step 2: Convert to fraction form
    64,583,871.54/89,147,339.73 = 38,486,572.98/x
  3. Step 3: Cross multiply
    64,583,871.54x = 89,147,339.73 × 38,486,572.98
  4. Step 4: Simplify right side
    64,583,871.54x = 3,430,975,596,491,498.50
  5. Step 5: Solve for x
    x = 3,430,975,596,491,498.50/64,583,871.54
  6. Step 6: Final answer
    x = 53,124,340.72

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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.