Home / 7,406,234.29-10,220,120.80-4,142,482.93

Finding the Fourth Proportional to 7,406,234.29, 10,220,120.80 and 4,142,482.93

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Solution

The fourth proportional to 7,406,234.29, 10,220,120.80 and 4,142,482.93 is: 5,716,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,234.29 : 10,220,120.80 = 4,142,482.93 : x
  2. Step 2: Convert to fraction form
    7,406,234.29/10,220,120.80 = 4,142,482.93/x
  3. Step 3: Cross multiply
    7,406,234.29x = 10,220,120.80 × 4,142,482.93
  4. Step 4: Simplify right side
    7,406,234.29x = 42,336,675,956,537.95
  5. Step 5: Solve for x
    x = 42,336,675,956,537.95/7,406,234.29
  6. Step 6: Final answer
    x = 5,716,356.56

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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.