Home / 25,212,859.83-37,831,099.55-12,426,394.23

Finding the Fourth Proportional to 25,212,859.83, 37,831,099.55 and 12,426,394.23

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Solution

The fourth proportional to 25,212,859.83, 37,831,099.55 and 12,426,394.23 is: 18,645,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212,859.83 : 37,831,099.55 = 12,426,394.23 : x
  2. Step 2: Convert to fraction form
    25,212,859.83/37,831,099.55 = 12,426,394.23/x
  3. Step 3: Cross multiply
    25,212,859.83x = 37,831,099.55 × 12,426,394.23
  4. Step 4: Simplify right side
    25,212,859.83x = 470,104,157,100,543.69
  5. Step 5: Solve for x
    x = 470,104,157,100,543.69/25,212,859.83
  6. Step 6: Final answer
    x = 18,645,411.92

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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.