Home / 15,283,297.16-21,091,124.22-8,756,795.60

Finding the Fourth Proportional to 15,283,297.16, 21,091,124.22 and 8,756,795.60

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Solution

The fourth proportional to 15,283,297.16, 21,091,124.22 and 8,756,795.60 is: 12,084,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,297.16 : 21,091,124.22 = 8,756,795.60 : x
  2. Step 2: Convert to fraction form
    15,283,297.16/21,091,124.22 = 8,756,795.60/x
  3. Step 3: Cross multiply
    15,283,297.16x = 21,091,124.22 × 8,756,795.60
  4. Step 4: Simplify right side
    15,283,297.16x = 184,690,663,768,749.41
  5. Step 5: Solve for x
    x = 184,690,663,768,749.41/15,283,297.16
  6. Step 6: Final answer
    x = 12,084,477.70

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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.