Home / 10,740,056.40-16,118,897.40-10,656,075.60

Finding the Fourth Proportional to 10,740,056.40, 16,118,897.40 and 10,656,075.60

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Solution

The fourth proportional to 10,740,056.40, 16,118,897.40 and 10,656,075.60 is: 15,992,857.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740,056.40 : 16,118,897.40 = 10,656,075.60 : x
  2. Step 2: Convert to fraction form
    10,740,056.40/16,118,897.40 = 10,656,075.60/x
  3. Step 3: Cross multiply
    10,740,056.40x = 16,118,897.40 × 10,656,075.60
  4. Step 4: Simplify right side
    10,740,056.40x = 171,764,189,283,043.44
  5. Step 5: Solve for x
    x = 171,764,189,283,043.44/10,740,056.40
  6. Step 6: Final answer
    x = 15,992,857.29

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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.