Home / 6,475,407.40-9,713,111.10-3,108,802.60

Finding the Fourth Proportional to 6,475,407.40, 9,713,111.10 and 3,108,802.60

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Solution

The fourth proportional to 6,475,407.40, 9,713,111.10 and 3,108,802.60 is: 4,663,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,407.40 : 9,713,111.10 = 3,108,802.60 : x
  2. Step 2: Convert to fraction form
    6,475,407.40/9,713,111.10 = 3,108,802.60/x
  3. Step 3: Cross multiply
    6,475,407.40x = 9,713,111.10 × 3,108,802.60
  4. Step 4: Simplify right side
    6,475,407.40x = 30,196,145,041,768.86
  5. Step 5: Solve for x
    x = 30,196,145,041,768.86/6,475,407.40
  6. Step 6: Final answer
    x = 4,663,203.90

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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.