Home / 13,307,277.60-19,960,916.40-9,669,859.20

Finding the Fourth Proportional to 13,307,277.60, 19,960,916.40 and 9,669,859.20

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Solution

The fourth proportional to 13,307,277.60, 19,960,916.40 and 9,669,859.20 is: 14,504,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,277.60 : 19,960,916.40 = 9,669,859.20 : x
  2. Step 2: Convert to fraction form
    13,307,277.60/19,960,916.40 = 9,669,859.20/x
  3. Step 3: Cross multiply
    13,307,277.60x = 19,960,916.40 × 9,669,859.20
  4. Step 4: Simplify right side
    13,307,277.60x = 193,019,251,090,970.84
  5. Step 5: Solve for x
    x = 193,019,251,090,970.84/13,307,277.60
  6. Step 6: Final answer
    x = 14,504,788.80

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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.