Home / 13,122,011.80-19,683,017.70-13,042,295.65

Finding the Fourth Proportional to 13,122,011.80, 19,683,017.70 and 13,042,295.65

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Solution

The fourth proportional to 13,122,011.80, 19,683,017.70 and 13,042,295.65 is: 19,563,443.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,011.80 : 19,683,017.70 = 13,042,295.65 : x
  2. Step 2: Convert to fraction form
    13,122,011.80/19,683,017.70 = 13,042,295.65/x
  3. Step 3: Cross multiply
    13,122,011.80x = 19,683,017.70 × 13,042,295.65
  4. Step 4: Simplify right side
    13,122,011.80x = 256,711,736,127,583
  5. Step 5: Solve for x
    x = 256,711,736,127,583/13,122,011.80
  6. Step 6: Final answer
    x = 19,563,443.48

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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.