Home / 7,221,575.69-10,832,362.88-3,178,063.51

Finding the Fourth Proportional to 7,221,575.69, 10,832,362.88 and 3,178,063.51

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Solution

The fourth proportional to 7,221,575.69, 10,832,362.88 and 3,178,063.51 is: 4,767,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221,575.69 : 10,832,362.88 = 3,178,063.51 : x
  2. Step 2: Convert to fraction form
    7,221,575.69/10,832,362.88 = 3,178,063.51/x
  3. Step 3: Cross multiply
    7,221,575.69x = 10,832,362.88 × 3,178,063.51
  4. Step 4: Simplify right side
    7,221,575.69x = 34,425,937,196,006.51
  5. Step 5: Solve for x
    x = 34,425,937,196,006.51/7,221,575.69
  6. Step 6: Final answer
    x = 4,767,094.98

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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.