Home / 56,808,211.60-85,212,317.40-36,400,877.20

Finding the Fourth Proportional to 56,808,211.60, 85,212,317.40 and 36,400,877.20

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Solution

The fourth proportional to 56,808,211.60, 85,212,317.40 and 36,400,877.20 is: 54,601,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,808,211.60 : 85,212,317.40 = 36,400,877.20 : x
  2. Step 2: Convert to fraction form
    56,808,211.60/85,212,317.40 = 36,400,877.20/x
  3. Step 3: Cross multiply
    56,808,211.60x = 85,212,317.40 × 36,400,877.20
  4. Step 4: Simplify right side
    56,808,211.60x = 3,101,803,101,604,824
  5. Step 5: Solve for x
    x = 3,101,803,101,604,824/56,808,211.60
  6. Step 6: Final answer
    x = 54,601,315.80

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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.