Home / 17,938,006.40-26,907,009.60-12,552,737.60

Finding the Fourth Proportional to 17,938,006.40, 26,907,009.60 and 12,552,737.60

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Solution

The fourth proportional to 17,938,006.40, 26,907,009.60 and 12,552,737.60 is: 18,829,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938,006.40 : 26,907,009.60 = 12,552,737.60 : x
  2. Step 2: Convert to fraction form
    17,938,006.40/26,907,009.60 = 12,552,737.60/x
  3. Step 3: Cross multiply
    17,938,006.40x = 26,907,009.60 × 12,552,737.60
  4. Step 4: Simplify right side
    17,938,006.40x = 337,756,631,109,480.94
  5. Step 5: Solve for x
    x = 337,756,631,109,480.94/17,938,006.40
  6. Step 6: Final answer
    x = 18,829,106.40

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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.