Home / 14,019,780.45-19,656,036.15-14,019,780.45

Finding the Fourth Proportional to 14,019,780.45, 19,656,036.15 and 14,019,780.45

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Solution

The fourth proportional to 14,019,780.45, 19,656,036.15 and 14,019,780.45 is: 19,656,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019,780.45 : 19,656,036.15 = 14,019,780.45 : x
  2. Step 2: Convert to fraction form
    14,019,780.45/19,656,036.15 = 14,019,780.45/x
  3. Step 3: Cross multiply
    14,019,780.45x = 19,656,036.15 × 14,019,780.45
  4. Step 4: Simplify right side
    14,019,780.45x = 275,573,311,340,263.22
  5. Step 5: Solve for x
    x = 275,573,311,340,263.22/14,019,780.45
  6. Step 6: Final answer
    x = 19,656,036.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.