Home / 19,571,886.40-29,357,829.60-14,169,121.60

Finding the Fourth Proportional to 19,571,886.40, 29,357,829.60 and 14,169,121.60

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Solution

The fourth proportional to 19,571,886.40, 29,357,829.60 and 14,169,121.60 is: 21,253,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,886.40 : 29,357,829.60 = 14,169,121.60 : x
  2. Step 2: Convert to fraction form
    19,571,886.40/29,357,829.60 = 14,169,121.60/x
  3. Step 3: Cross multiply
    19,571,886.40x = 29,357,829.60 × 14,169,121.60
  4. Step 4: Simplify right side
    19,571,886.40x = 415,974,657,514,479.38
  5. Step 5: Solve for x
    x = 415,974,657,514,479.38/19,571,886.40
  6. Step 6: Final answer
    x = 21,253,682.40

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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.