Home / 19,001,129.39-26,221,614.69-10,299,336.60

Finding the Fourth Proportional to 19,001,129.39, 26,221,614.69 and 10,299,336.60

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Solution

The fourth proportional to 19,001,129.39, 26,221,614.69 and 10,299,336.60 is: 14,213,114.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001,129.39 : 26,221,614.69 = 10,299,336.60 : x
  2. Step 2: Convert to fraction form
    19,001,129.39/26,221,614.69 = 10,299,336.60/x
  3. Step 3: Cross multiply
    19,001,129.39x = 26,221,614.69 × 10,299,336.60
  4. Step 4: Simplify right side
    19,001,129.39x = 270,065,235,966,824.16
  5. Step 5: Solve for x
    x = 270,065,235,966,824.16/19,001,129.39
  6. Step 6: Final answer
    x = 14,213,114.93

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1.5x scale

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.