Home / 19,711,627.80-27,201,756.87-11,009,927.40

Finding the Fourth Proportional to 19,711,627.80, 27,201,756.87 and 11,009,927.40

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Solution

The fourth proportional to 19,711,627.80, 27,201,756.87 and 11,009,927.40 is: 15,193,538.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,627.80 : 27,201,756.87 = 11,009,927.40 : x
  2. Step 2: Convert to fraction form
    19,711,627.80/27,201,756.87 = 11,009,927.40/x
  3. Step 3: Cross multiply
    19,711,627.80x = 27,201,756.87 × 11,009,927.40
  4. Step 4: Simplify right side
    19,711,627.80x = 299,489,368,291,151.25
  5. Step 5: Solve for x
    x = 299,489,368,291,151.25/19,711,627.80
  6. Step 6: Final answer
    x = 15,193,538.12

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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.