Home / 26,480,592.79-36,559,521.48-20,996,121.67

Finding the Fourth Proportional to 26,480,592.79, 36,559,521.48 and 20,996,121.67

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Solution

The fourth proportional to 26,480,592.79, 36,559,521.48 and 20,996,121.67 is: 28,987,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480,592.79 : 36,559,521.48 = 20,996,121.67 : x
  2. Step 2: Convert to fraction form
    26,480,592.79/36,559,521.48 = 20,996,121.67/x
  3. Step 3: Cross multiply
    26,480,592.79x = 36,559,521.48 × 20,996,121.67
  4. Step 4: Simplify right side
    26,480,592.79x = 767,608,161,191,058.50
  5. Step 5: Solve for x
    x = 767,608,161,191,058.50/26,480,592.79
  6. Step 6: Final answer
    x = 28,987,574.68

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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.