Home / 28,980,259.80-43,470,389.70-17,642,851.80

Finding the Fourth Proportional to 28,980,259.80, 43,470,389.70 and 17,642,851.80

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Solution

The fourth proportional to 28,980,259.80, 43,470,389.70 and 17,642,851.80 is: 26,464,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,980,259.80 : 43,470,389.70 = 17,642,851.80 : x
  2. Step 2: Convert to fraction form
    28,980,259.80/43,470,389.70 = 17,642,851.80/x
  3. Step 3: Cross multiply
    28,980,259.80x = 43,470,389.70 × 17,642,851.80
  4. Step 4: Simplify right side
    28,980,259.80x = 766,941,643,165,346.50
  5. Step 5: Solve for x
    x = 766,941,643,165,346.50/28,980,259.80
  6. Step 6: Final answer
    x = 26,464,277.70

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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.