Home / 7,389,809.80-11,084,714.70-4,868,312.20

Finding the Fourth Proportional to 7,389,809.80, 11,084,714.70 and 4,868,312.20

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Solution

The fourth proportional to 7,389,809.80, 11,084,714.70 and 4,868,312.20 is: 7,302,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,809.80 : 11,084,714.70 = 4,868,312.20 : x
  2. Step 2: Convert to fraction form
    7,389,809.80/11,084,714.70 = 4,868,312.20/x
  3. Step 3: Cross multiply
    7,389,809.80x = 11,084,714.70 × 4,868,312.20
  4. Step 4: Simplify right side
    7,389,809.80x = 53,963,851,807,529.34
  5. Step 5: Solve for x
    x = 53,963,851,807,529.34/7,389,809.80
  6. Step 6: Final answer
    x = 7,302,468.30

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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.