Home / 10,303,304.80-15,454,957.20-9,043,592.80

Finding the Fourth Proportional to 10,303,304.80, 15,454,957.20 and 9,043,592.80

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Solution

The fourth proportional to 10,303,304.80, 15,454,957.20 and 9,043,592.80 is: 13,565,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303,304.80 : 15,454,957.20 = 9,043,592.80 : x
  2. Step 2: Convert to fraction form
    10,303,304.80/15,454,957.20 = 9,043,592.80/x
  3. Step 3: Cross multiply
    10,303,304.80x = 15,454,957.20 × 9,043,592.80
  4. Step 4: Simplify right side
    10,303,304.80x = 139,768,339,658,228.17
  5. Step 5: Solve for x
    x = 139,768,339,658,228.17/10,303,304.80
  6. Step 6: Final answer
    x = 13,565,389.20

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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.