Home / 7,240,823.65-10,851,904.28-5,549,543.65

Finding the Fourth Proportional to 7,240,823.65, 10,851,904.28 and 5,549,543.65

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Solution

The fourth proportional to 7,240,823.65, 10,851,904.28 and 5,549,543.65 is: 8,317,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,823.65 : 10,851,904.28 = 5,549,543.65 : x
  2. Step 2: Convert to fraction form
    7,240,823.65/10,851,904.28 = 5,549,543.65/x
  3. Step 3: Cross multiply
    7,240,823.65x = 10,851,904.28 × 5,549,543.65
  4. Step 4: Simplify right side
    7,240,823.65x = 60,223,116,459,734.11
  5. Step 5: Solve for x
    x = 60,223,116,459,734.11/7,240,823.65
  6. Step 6: Final answer
    x = 8,317,163.82

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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.