Home / 28,958,329.36-43,437,622.68-9,789,187.60

Finding the Fourth Proportional to 28,958,329.36, 43,437,622.68 and 9,789,187.60

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Solution

The fourth proportional to 28,958,329.36, 43,437,622.68 and 9,789,187.60 is: 14,683,824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958,329.36 : 43,437,622.68 = 9,789,187.60 : x
  2. Step 2: Convert to fraction form
    28,958,329.36/43,437,622.68 = 9,789,187.60/x
  3. Step 3: Cross multiply
    28,958,329.36x = 43,437,622.68 × 9,789,187.60
  4. Step 4: Simplify right side
    28,958,329.36x = 425,219,037,312,534.75
  5. Step 5: Solve for x
    x = 425,219,037,312,534.75/28,958,329.36
  6. Step 6: Final answer
    x = 14,683,824.89

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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.