Home / 14,317,478.60-19,758,083.96-7,791,106.40

Finding the Fourth Proportional to 14,317,478.60, 19,758,083.96 and 7,791,106.40

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Solution

The fourth proportional to 14,317,478.60, 19,758,083.96 and 7,791,106.40 is: 10,751,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317,478.60 : 19,758,083.96 = 7,791,106.40 : x
  2. Step 2: Convert to fraction form
    14,317,478.60/19,758,083.96 = 7,791,106.40/x
  3. Step 3: Cross multiply
    14,317,478.60x = 19,758,083.96 × 7,791,106.40
  4. Step 4: Simplify right side
    14,317,478.60x = 153,937,334,387,273.50
  5. Step 5: Solve for x
    x = 153,937,334,387,273.50/14,317,478.60
  6. Step 6: Final answer
    x = 10,751,706.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.