Home / 8,991,230.40-13,486,845.60-8,841,931.20

Finding the Fourth Proportional to 8,991,230.40, 13,486,845.60 and 8,841,931.20

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Solution

The fourth proportional to 8,991,230.40, 13,486,845.60 and 8,841,931.20 is: 13,262,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,230.40 : 13,486,845.60 = 8,841,931.20 : x
  2. Step 2: Convert to fraction form
    8,991,230.40/13,486,845.60 = 8,841,931.20/x
  3. Step 3: Cross multiply
    8,991,230.40x = 13,486,845.60 × 8,841,931.20
  4. Step 4: Simplify right side
    8,991,230.40x = 119,249,760,900,222.70
  5. Step 5: Solve for x
    x = 119,249,760,900,222.70/8,991,230.40
  6. Step 6: Final answer
    x = 13,262,896.80

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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.