Home / 19,278,045.60-28,964,307.78-14,495,076.60

Finding the Fourth Proportional to 19,278,045.60, 28,964,307.78 and 14,495,076.60

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Solution

The fourth proportional to 19,278,045.60, 28,964,307.78 and 14,495,076.60 is: 21,778,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,045.60 : 28,964,307.78 = 14,495,076.60 : x
  2. Step 2: Convert to fraction form
    19,278,045.60/28,964,307.78 = 14,495,076.60/x
  3. Step 3: Cross multiply
    19,278,045.60x = 28,964,307.78 × 14,495,076.60
  4. Step 4: Simplify right side
    19,278,045.60x = 419,839,859,937,075.94
  5. Step 5: Solve for x
    x = 419,839,859,937,075.94/19,278,045.60
  6. Step 6: Final answer
    x = 21,778,133.98

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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.