Home / 26,989,060.80-40,483,592.64-7,819,830.48

Finding the Fourth Proportional to 26,989,060.80, 40,483,592.64 and 7,819,830.48

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Solution

The fourth proportional to 26,989,060.80, 40,483,592.64 and 7,819,830.48 is: 11,729,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989,060.80 : 40,483,592.64 = 7,819,830.48 : x
  2. Step 2: Convert to fraction form
    26,989,060.80/40,483,592.64 = 7,819,830.48/x
  3. Step 3: Cross multiply
    26,989,060.80x = 40,483,592.64 × 7,819,830.48
  4. Step 4: Simplify right side
    26,989,060.80x = 316,574,831,666,175.69
  5. Step 5: Solve for x
    x = 316,574,831,666,175.69/26,989,060.80
  6. Step 6: Final answer
    x = 11,729,746.14

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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.