Home / 21,387,754.40-32,081,631.60-10,050,346.40

Finding the Fourth Proportional to 21,387,754.40, 32,081,631.60 and 10,050,346.40

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Solution

The fourth proportional to 21,387,754.40, 32,081,631.60 and 10,050,346.40 is: 15,075,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,754.40 : 32,081,631.60 = 10,050,346.40 : x
  2. Step 2: Convert to fraction form
    21,387,754.40/32,081,631.60 = 10,050,346.40/x
  3. Step 3: Cross multiply
    21,387,754.40x = 32,081,631.60 × 10,050,346.40
  4. Step 4: Simplify right side
    21,387,754.40x = 322,431,510,657,186.25
  5. Step 5: Solve for x
    x = 322,431,510,657,186.25/21,387,754.40
  6. Step 6: Final answer
    x = 15,075,519.60

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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.