Home / 9,938,368.60-14,899,679.70-5,450,644.60

Finding the Fourth Proportional to 9,938,368.60, 14,899,679.70 and 5,450,644.60

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Solution

The fourth proportional to 9,938,368.60, 14,899,679.70 and 5,450,644.60 is: 8,171,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938,368.60 : 14,899,679.70 = 5,450,644.60 : x
  2. Step 2: Convert to fraction form
    9,938,368.60/14,899,679.70 = 5,450,644.60/x
  3. Step 3: Cross multiply
    9,938,368.60x = 14,899,679.70 × 5,450,644.60
  4. Step 4: Simplify right side
    9,938,368.60x = 81,212,858,698,534.61
  5. Step 5: Solve for x
    x = 81,212,858,698,534.61/9,938,368.60
  6. Step 6: Final answer
    x = 8,171,648.89

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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.