Home / 19,360,050.40-29,040,075.60-13,313,432.80

Finding the Fourth Proportional to 19,360,050.40, 29,040,075.60 and 13,313,432.80

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Solution

The fourth proportional to 19,360,050.40, 29,040,075.60 and 13,313,432.80 is: 19,970,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360,050.40 : 29,040,075.60 = 13,313,432.80 : x
  2. Step 2: Convert to fraction form
    19,360,050.40/29,040,075.60 = 13,313,432.80/x
  3. Step 3: Cross multiply
    19,360,050.40x = 29,040,075.60 × 13,313,432.80
  4. Step 4: Simplify right side
    19,360,050.40x = 386,623,095,007,519.75
  5. Step 5: Solve for x
    x = 386,623,095,007,519.75/19,360,050.40
  6. Step 6: Final answer
    x = 19,970,149.20

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1.5x scale

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.