Home / 36,000,681.13-49,681,071.70-19,480,805.87

Finding the Fourth Proportional to 36,000,681.13, 49,681,071.70 and 19,480,805.87

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Solution

The fourth proportional to 36,000,681.13, 49,681,071.70 and 19,480,805.87 is: 26,883,583.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000,681.13 : 49,681,071.70 = 19,480,805.87 : x
  2. Step 2: Convert to fraction form
    36,000,681.13/49,681,071.70 = 19,480,805.87/x
  3. Step 3: Cross multiply
    36,000,681.13x = 49,681,071.70 × 19,480,805.87
  4. Step 4: Simplify right side
    36,000,681.13x = 967,827,313,169,137.38
  5. Step 5: Solve for x
    x = 967,827,313,169,137.38/36,000,681.13
  6. Step 6: Final answer
    x = 26,883,583.38

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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.