Home / 19,150,710.81-26,397,108.36-12,953,497.56

Finding the Fourth Proportional to 19,150,710.81, 26,397,108.36 and 12,953,497.56

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Solution

The fourth proportional to 19,150,710.81, 26,397,108.36 and 12,953,497.56 is: 17,854,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150,710.81 : 26,397,108.36 = 12,953,497.56 : x
  2. Step 2: Convert to fraction form
    19,150,710.81/26,397,108.36 = 12,953,497.56/x
  3. Step 3: Cross multiply
    19,150,710.81x = 26,397,108.36 × 12,953,497.56
  4. Step 4: Simplify right side
    19,150,710.81x = 341,934,878,732,315.62
  5. Step 5: Solve for x
    x = 341,934,878,732,315.62/19,150,710.81
  6. Step 6: Final answer
    x = 17,854,944.50

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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.