Home / 8,190,802.40-12,303,918.30-5,799,317.90

Finding the Fourth Proportional to 8,190,802.40, 12,303,918.30 and 5,799,317.90

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Solution

The fourth proportional to 8,190,802.40, 12,303,918.30 and 5,799,317.90 is: 8,711,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,802.40 : 12,303,918.30 = 5,799,317.90 : x
  2. Step 2: Convert to fraction form
    8,190,802.40/12,303,918.30 = 5,799,317.90/x
  3. Step 3: Cross multiply
    8,190,802.40x = 12,303,918.30 × 5,799,317.90
  4. Step 4: Simplify right side
    8,190,802.40x = 71,354,333,637,327.58
  5. Step 5: Solve for x
    x = 71,354,333,637,327.58/8,190,802.40
  6. Step 6: Final answer
    x = 8,711,519.35

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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.