Home / 10,404,897.80-15,607,346.70-10,192,321.40

Finding the Fourth Proportional to 10,404,897.80, 15,607,346.70 and 10,192,321.40

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Solution

The fourth proportional to 10,404,897.80, 15,607,346.70 and 10,192,321.40 is: 15,288,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,897.80 : 15,607,346.70 = 10,192,321.40 : x
  2. Step 2: Convert to fraction form
    10,404,897.80/15,607,346.70 = 10,192,321.40/x
  3. Step 3: Cross multiply
    10,404,897.80x = 15,607,346.70 × 10,192,321.40
  4. Step 4: Simplify right side
    10,404,897.80x = 159,075,093,767,629.38
  5. Step 5: Solve for x
    x = 159,075,093,767,629.38/10,404,897.80
  6. Step 6: Final answer
    x = 15,288,482.10

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1.5x scale

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.