Home / 7,063,971.40-10,585,070.70-5,258,384.20

Finding the Fourth Proportional to 7,063,971.40, 10,585,070.70 and 5,258,384.20

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Solution

The fourth proportional to 7,063,971.40, 10,585,070.70 and 5,258,384.20 is: 7,879,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063,971.40 : 10,585,070.70 = 5,258,384.20 : x
  2. Step 2: Convert to fraction form
    7,063,971.40/10,585,070.70 = 5,258,384.20/x
  3. Step 3: Cross multiply
    7,063,971.40x = 10,585,070.70 × 5,258,384.20
  4. Step 4: Simplify right side
    7,063,971.40x = 55,660,368,524,762.94
  5. Step 5: Solve for x
    x = 55,660,368,524,762.94/7,063,971.40
  6. Step 6: Final answer
    x = 7,879,472.52

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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.