Home / 25,153,120.80-37,729,681.20-8,986,816.80

Finding the Fourth Proportional to 25,153,120.80, 37,729,681.20 and 8,986,816.80

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Solution

The fourth proportional to 25,153,120.80, 37,729,681.20 and 8,986,816.80 is: 13,480,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153,120.80 : 37,729,681.20 = 8,986,816.80 : x
  2. Step 2: Convert to fraction form
    25,153,120.80/37,729,681.20 = 8,986,816.80/x
  3. Step 3: Cross multiply
    25,153,120.80x = 37,729,681.20 × 8,986,816.80
  4. Step 4: Simplify right side
    25,153,120.80x = 339,069,732,866,804.19
  5. Step 5: Solve for x
    x = 339,069,732,866,804.19/25,153,120.80
  6. Step 6: Final answer
    x = 13,480,225.20

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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.