Home / 10,434,152.14-15,643,661.40-7,013,955.64

Finding the Fourth Proportional to 10,434,152.14, 15,643,661.40 and 7,013,955.64

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Solution

The fourth proportional to 10,434,152.14, 15,643,661.40 and 7,013,955.64 is: 10,515,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434,152.14 : 15,643,661.40 = 7,013,955.64 : x
  2. Step 2: Convert to fraction form
    10,434,152.14/15,643,661.40 = 7,013,955.64/x
  3. Step 3: Cross multiply
    10,434,152.14x = 15,643,661.40 × 7,013,955.64
  4. Step 4: Simplify right side
    10,434,152.14x = 109,723,947,106,780.30
  5. Step 5: Solve for x
    x = 109,723,947,106,780.30/10,434,152.14
  6. Step 6: Final answer
    x = 10,515,846.96

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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.