Home / 19,386,282.48-26,761,910.10-13,808,120.28

Finding the Fourth Proportional to 19,386,282.48, 26,761,910.10 and 13,808,120.28

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Solution

The fourth proportional to 19,386,282.48, 26,761,910.10 and 13,808,120.28 is: 19,061,502.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386,282.48 : 26,761,910.10 = 13,808,120.28 : x
  2. Step 2: Convert to fraction form
    19,386,282.48/26,761,910.10 = 13,808,120.28/x
  3. Step 3: Cross multiply
    19,386,282.48x = 26,761,910.10 × 13,808,120.28
  4. Step 4: Simplify right side
    19,386,282.48x = 369,531,673,583,346.81
  5. Step 5: Solve for x
    x = 369,531,673,583,346.81/19,386,282.48
  6. Step 6: Final answer
    x = 19,061,502.58

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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.