Home / 19,960,768.40-29,885,165.40-19,400,896.40

Finding the Fourth Proportional to 19,960,768.40, 29,885,165.40 and 19,400,896.40

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Solution

The fourth proportional to 19,960,768.40, 29,885,165.40 and 19,400,896.40 is: 29,046,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960,768.40 : 29,885,165.40 = 19,400,896.40 : x
  2. Step 2: Convert to fraction form
    19,960,768.40/29,885,165.40 = 19,400,896.40/x
  3. Step 3: Cross multiply
    19,960,768.40x = 29,885,165.40 × 19,400,896.40
  4. Step 4: Simplify right side
    19,960,768.40x = 579,798,997,822,264.50
  5. Step 5: Solve for x
    x = 579,798,997,822,264.50/19,960,768.40
  6. Step 6: Final answer
    x = 29,046,927.76

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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.