Home / 12,835,743.60-19,253,615.40-5,268,140.40

Finding the Fourth Proportional to 12,835,743.60, 19,253,615.40 and 5,268,140.40

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Solution

The fourth proportional to 12,835,743.60, 19,253,615.40 and 5,268,140.40 is: 7,902,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835,743.60 : 19,253,615.40 = 5,268,140.40 : x
  2. Step 2: Convert to fraction form
    12,835,743.60/19,253,615.40 = 5,268,140.40/x
  3. Step 3: Cross multiply
    12,835,743.60x = 19,253,615.40 × 5,268,140.40
  4. Step 4: Simplify right side
    12,835,743.60x = 101,430,749,134,802.16
  5. Step 5: Solve for x
    x = 101,430,749,134,802.16/12,835,743.60
  6. Step 6: Final answer
    x = 7,902,210.60

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1.5x scale

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.