Home / 8,989,705.40-13,486,307.70-2,600,166.20

Finding the Fourth Proportional to 8,989,705.40, 13,486,307.70 and 2,600,166.20

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Solution

The fourth proportional to 8,989,705.40, 13,486,307.70 and 2,600,166.20 is: 3,900,755.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,705.40 : 13,486,307.70 = 2,600,166.20 : x
  2. Step 2: Convert to fraction form
    8,989,705.40/13,486,307.70 = 2,600,166.20/x
  3. Step 3: Cross multiply
    8,989,705.40x = 13,486,307.70 × 2,600,166.20
  4. Step 4: Simplify right side
    8,989,705.40x = 35,066,641,444,339.74
  5. Step 5: Solve for x
    x = 35,066,641,444,339.74/8,989,705.40
  6. Step 6: Final answer
    x = 3,900,755.35

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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.