Home / 74,920,441.20-112,254,690.60-62,071,378.80

Finding the Fourth Proportional to 74,920,441.20, 112,254,690.60 and 62,071,378.80

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Solution

The fourth proportional to 74,920,441.20, 112,254,690.60 and 62,071,378.80 is: 93,002,701.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,920,441.20 : 112,254,690.60 = 62,071,378.80 : x
  2. Step 2: Convert to fraction form
    74,920,441.20/112,254,690.60 = 62,071,378.80/x
  3. Step 3: Cross multiply
    74,920,441.20x = 112,254,690.60 × 62,071,378.80
  4. Step 4: Simplify right side
    74,920,441.20x = 6,967,803,422,309,399
  5. Step 5: Solve for x
    x = 6,967,803,422,309,399/74,920,441.20
  6. Step 6: Final answer
    x = 93,002,701.41

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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.