Home / 15,996,478.47-22,075,708.25-9,028,852.30

Finding the Fourth Proportional to 15,996,478.47, 22,075,708.25 and 9,028,852.30

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Solution

The fourth proportional to 15,996,478.47, 22,075,708.25 and 9,028,852.30 is: 12,460,136.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,478.47 : 22,075,708.25 = 9,028,852.30 : x
  2. Step 2: Convert to fraction form
    15,996,478.47/22,075,708.25 = 9,028,852.30/x
  3. Step 3: Cross multiply
    15,996,478.47x = 22,075,708.25 × 9,028,852.30
  4. Step 4: Simplify right side
    15,996,478.47x = 199,318,309,207,141.50
  5. Step 5: Solve for x
    x = 199,318,309,207,141.50/15,996,478.47
  6. Step 6: Final answer
    x = 12,460,136.75

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1.5x scale

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.