Home / 18,695,063.51-28,044,013.70-5,048,011.28

Finding the Fourth Proportional to 18,695,063.51, 28,044,013.70 and 5,048,011.28

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Solution

The fourth proportional to 18,695,063.51, 28,044,013.70 and 5,048,011.28 is: 7,572,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,695,063.51 : 28,044,013.70 = 5,048,011.28 : x
  2. Step 2: Convert to fraction form
    18,695,063.51/28,044,013.70 = 5,048,011.28/x
  3. Step 3: Cross multiply
    18,695,063.51x = 28,044,013.70 × 5,048,011.28
  4. Step 4: Simplify right side
    18,695,063.51x = 141,566,497,494,074.53
  5. Step 5: Solve for x
    x = 141,566,497,494,074.53/18,695,063.51
  6. Step 6: Final answer
    x = 7,572,399.92

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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.