Home / 56,877,029.55-85,315,544.33-47,303,218.35

Finding the Fourth Proportional to 56,877,029.55, 85,315,544.33 and 47,303,218.35

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Solution

The fourth proportional to 56,877,029.55, 85,315,544.33 and 47,303,218.35 is: 70,954,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,877,029.55 : 85,315,544.33 = 47,303,218.35 : x
  2. Step 2: Convert to fraction form
    56,877,029.55/85,315,544.33 = 47,303,218.35/x
  3. Step 3: Cross multiply
    56,877,029.55x = 85,315,544.33 × 47,303,218.35
  4. Step 4: Simplify right side
    56,877,029.55x = 4,035,699,821,854,578.50
  5. Step 5: Solve for x
    x = 4,035,699,821,854,578.50/56,877,029.55
  6. Step 6: Final answer
    x = 70,954,827.53

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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.