Home / 19,044,055.28-26,288,838.98-12,857,483

Finding the Fourth Proportional to 19,044,055.28, 26,288,838.98 and 12,857,483

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Solution

The fourth proportional to 19,044,055.28, 26,288,838.98 and 12,857,483 is: 17,748,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044,055.28 : 26,288,838.98 = 12,857,483 : x
  2. Step 2: Convert to fraction form
    19,044,055.28/26,288,838.98 = 12,857,483/x
  3. Step 3: Cross multiply
    19,044,055.28x = 26,288,838.98 × 12,857,483
  4. Step 4: Simplify right side
    19,044,055.28x = 338,008,300,275,087.38
  5. Step 5: Solve for x
    x = 338,008,300,275,087.38/19,044,055.28
  6. Step 6: Final answer
    x = 17,748,756.52

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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.