Home / 11,842,898.16-16,336,377.48-7,130,012.64

Finding the Fourth Proportional to 11,842,898.16, 16,336,377.48 and 7,130,012.64

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Solution

The fourth proportional to 11,842,898.16, 16,336,377.48 and 7,130,012.64 is: 9,835,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842,898.16 : 16,336,377.48 = 7,130,012.64 : x
  2. Step 2: Convert to fraction form
    11,842,898.16/16,336,377.48 = 7,130,012.64/x
  3. Step 3: Cross multiply
    11,842,898.16x = 16,336,377.48 × 7,130,012.64
  4. Step 4: Simplify right side
    11,842,898.16x = 116,478,577,924,211.34
  5. Step 5: Solve for x
    x = 116,478,577,924,211.34/11,842,898.16
  6. Step 6: Final answer
    x = 9,835,310.27

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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.