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Finding the Fourth Proportional to 9,598,928.20, 14,398,392.30 and 7,048,011.40

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Solution

The fourth proportional to 9,598,928.20, 14,398,392.30 and 7,048,011.40 is: 10,572,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,598,928.20 : 14,398,392.30 = 7,048,011.40 : x
  2. Step 2: Convert to fraction form
    9,598,928.20/14,398,392.30 = 7,048,011.40/x
  3. Step 3: Cross multiply
    9,598,928.20x = 14,398,392.30 × 7,048,011.40
  4. Step 4: Simplify right side
    9,598,928.20x = 101,480,033,072,072.23
  5. Step 5: Solve for x
    x = 101,480,033,072,072.23/9,598,928.20
  6. Step 6: Final answer
    x = 10,572,017.10

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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.