Home / 26,600,919.78-39,869,030.21-18,822,075.25

Finding the Fourth Proportional to 26,600,919.78, 39,869,030.21 and 18,822,075.25

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Solution

The fourth proportional to 26,600,919.78, 39,869,030.21 and 18,822,075.25 is: 28,210,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600,919.78 : 39,869,030.21 = 18,822,075.25 : x
  2. Step 2: Convert to fraction form
    26,600,919.78/39,869,030.21 = 18,822,075.25/x
  3. Step 3: Cross multiply
    26,600,919.78x = 39,869,030.21 × 18,822,075.25
  4. Step 4: Simplify right side
    26,600,919.78x = 750,417,886,563,360.25
  5. Step 5: Solve for x
    x = 750,417,886,563,360.25/26,600,919.78
  6. Step 6: Final answer
    x = 28,210,223.28

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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.