Home / 20,023,357.44-27,632,332.80-19,300,085.76

Finding the Fourth Proportional to 20,023,357.44, 27,632,332.80 and 19,300,085.76

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Solution

The fourth proportional to 20,023,357.44, 27,632,332.80 and 19,300,085.76 is: 26,634,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,357.44 : 27,632,332.80 = 19,300,085.76 : x
  2. Step 2: Convert to fraction form
    20,023,357.44/27,632,332.80 = 19,300,085.76/x
  3. Step 3: Cross multiply
    20,023,357.44x = 27,632,332.80 × 19,300,085.76
  4. Step 4: Simplify right side
    20,023,357.44x = 533,306,392,788,861
  5. Step 5: Solve for x
    x = 533,306,392,788,861/20,023,357.44
  6. Step 6: Final answer
    x = 26,634,214.29

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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.