Home / 7,421,180.80-11,124,001.83-3,105,703.56

Finding the Fourth Proportional to 7,421,180.80, 11,124,001.83 and 3,105,703.56

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Solution

The fourth proportional to 7,421,180.80, 11,124,001.83 and 3,105,703.56 is: 4,655,303.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421,180.80 : 11,124,001.83 = 3,105,703.56 : x
  2. Step 2: Convert to fraction form
    7,421,180.80/11,124,001.83 = 3,105,703.56/x
  3. Step 3: Cross multiply
    7,421,180.80x = 11,124,001.83 × 3,105,703.56
  4. Step 4: Simplify right side
    7,421,180.80x = 34,547,852,084,877.52
  5. Step 5: Solve for x
    x = 34,547,852,084,877.52/7,421,180.80
  6. Step 6: Final answer
    x = 4,655,303.92

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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.