Home / 19,157,554.80-28,736,332.20-10,056,135.60

Finding the Fourth Proportional to 19,157,554.80, 28,736,332.20 and 10,056,135.60

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Solution

The fourth proportional to 19,157,554.80, 28,736,332.20 and 10,056,135.60 is: 15,084,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,554.80 : 28,736,332.20 = 10,056,135.60 : x
  2. Step 2: Convert to fraction form
    19,157,554.80/28,736,332.20 = 10,056,135.60/x
  3. Step 3: Cross multiply
    19,157,554.80x = 28,736,332.20 × 10,056,135.60
  4. Step 4: Simplify right side
    19,157,554.80x = 288,976,453,249,846.31
  5. Step 5: Solve for x
    x = 288,976,453,249,846.31/19,157,554.80
  6. Step 6: Final answer
    x = 15,084,203.40

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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.