Home / 43,590,717.20-65,386,075.80-36,788,272.40

Finding the Fourth Proportional to 43,590,717.20, 65,386,075.80 and 36,788,272.40

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Solution

The fourth proportional to 43,590,717.20, 65,386,075.80 and 36,788,272.40 is: 55,182,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,590,717.20 : 65,386,075.80 = 36,788,272.40 : x
  2. Step 2: Convert to fraction form
    43,590,717.20/65,386,075.80 = 36,788,272.40/x
  3. Step 3: Cross multiply
    43,590,717.20x = 65,386,075.80 × 36,788,272.40
  4. Step 4: Simplify right side
    43,590,717.20x = 2,405,440,767,697,447.50
  5. Step 5: Solve for x
    x = 2,405,440,767,697,447.50/43,590,717.20
  6. Step 6: Final answer
    x = 55,182,408.60

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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.