Home / 7,830,535.78-10,806,006.79-4,392,703.00

Finding the Fourth Proportional to 7,830,535.78, 10,806,006.79 and 4,392,703.00

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Solution

The fourth proportional to 7,830,535.78, 10,806,006.79 and 4,392,703.00 is: 6,061,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,830,535.78 : 10,806,006.79 = 4,392,703.00 : x
  2. Step 2: Convert to fraction form
    7,830,535.78/10,806,006.79 = 4,392,703.00/x
  3. Step 3: Cross multiply
    7,830,535.78x = 10,806,006.79 × 4,392,703.00
  4. Step 4: Simplify right side
    7,830,535.78x = 47,467,578,463,451.75
  5. Step 5: Solve for x
    x = 47,467,578,463,451.75/7,830,535.78
  6. Step 6: Final answer
    x = 6,061,855.76

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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.