Home / 7,254,225.46-10,010,830.69-3,990,970.11

Finding the Fourth Proportional to 7,254,225.46, 10,010,830.69 and 3,990,970.11

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Solution

The fourth proportional to 7,254,225.46, 10,010,830.69 and 3,990,970.11 is: 5,507,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,225.46 : 10,010,830.69 = 3,990,970.11 : x
  2. Step 2: Convert to fraction form
    7,254,225.46/10,010,830.69 = 3,990,970.11/x
  3. Step 3: Cross multiply
    7,254,225.46x = 10,010,830.69 × 3,990,970.11
  4. Step 4: Simplify right side
    7,254,225.46x = 39,952,926,060,060.67
  5. Step 5: Solve for x
    x = 39,952,926,060,060.67/7,254,225.46
  6. Step 6: Final answer
    x = 5,507,538.51

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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.