Home / 19,432,834.40-29,149,251.60-15,653,698.40

Finding the Fourth Proportional to 19,432,834.40, 29,149,251.60 and 15,653,698.40

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Solution

The fourth proportional to 19,432,834.40, 29,149,251.60 and 15,653,698.40 is: 23,480,547.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432,834.40 : 29,149,251.60 = 15,653,698.40 : x
  2. Step 2: Convert to fraction form
    19,432,834.40/29,149,251.60 = 15,653,698.40/x
  3. Step 3: Cross multiply
    19,432,834.40x = 29,149,251.60 × 15,653,698.40
  4. Step 4: Simplify right side
    19,432,834.40x = 456,293,593,132,117.50
  5. Step 5: Solve for x
    x = 456,293,593,132,117.50/19,432,834.40
  6. Step 6: Final answer
    x = 23,480,547.60

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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.