Home / 8,424,279.70-12,636,419.55-3,033,762.10

Finding the Fourth Proportional to 8,424,279.70, 12,636,419.55 and 3,033,762.10

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Solution

The fourth proportional to 8,424,279.70, 12,636,419.55 and 3,033,762.10 is: 4,550,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,279.70 : 12,636,419.55 = 3,033,762.10 : x
  2. Step 2: Convert to fraction form
    8,424,279.70/12,636,419.55 = 3,033,762.10/x
  3. Step 3: Cross multiply
    8,424,279.70x = 12,636,419.55 × 3,033,762.10
  4. Step 4: Simplify right side
    8,424,279.70x = 38,335,890,710,489.05
  5. Step 5: Solve for x
    x = 38,335,890,710,489.05/8,424,279.70
  6. Step 6: Final answer
    x = 4,550,643.15

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1.5x scale

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.