Home / 7,564,991.20-10,440,492-4,626,527.20

Finding the Fourth Proportional to 7,564,991.20, 10,440,492 and 4,626,527.20

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Solution

The fourth proportional to 7,564,991.20, 10,440,492 and 4,626,527.20 is: 6,385,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564,991.20 : 10,440,492 = 4,626,527.20 : x
  2. Step 2: Convert to fraction form
    7,564,991.20/10,440,492 = 4,626,527.20/x
  3. Step 3: Cross multiply
    7,564,991.20x = 10,440,492 × 4,626,527.20
  4. Step 4: Simplify right side
    7,564,991.20x = 48,303,220,219,382.40
  5. Step 5: Solve for x
    x = 48,303,220,219,382.40/7,564,991.20
  6. Step 6: Final answer
    x = 6,385,099.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.