Home / 13,276,591.09-19,918,430.54-4,757,788.69

Finding the Fourth Proportional to 13,276,591.09, 19,918,430.54 and 4,757,788.69

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Solution

The fourth proportional to 13,276,591.09, 19,918,430.54 and 4,757,788.69 is: 7,137,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276,591.09 : 19,918,430.54 = 4,757,788.69 : x
  2. Step 2: Convert to fraction form
    13,276,591.09/19,918,430.54 = 4,757,788.69/x
  3. Step 3: Cross multiply
    13,276,591.09x = 19,918,430.54 × 4,757,788.69
  4. Step 4: Simplify right side
    13,276,591.09x = 94,767,683,545,762.59
  5. Step 5: Solve for x
    x = 94,767,683,545,762.59/13,276,591.09
  6. Step 6: Final answer
    x = 7,137,953.03

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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.