Home / 10,402,711.70-15,583,072.35-5,909,738.90

Finding the Fourth Proportional to 10,402,711.70, 15,583,072.35 and 5,909,738.90

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Solution

The fourth proportional to 10,402,711.70, 15,583,072.35 and 5,909,738.90 is: 8,852,681.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,711.70 : 15,583,072.35 = 5,909,738.90 : x
  2. Step 2: Convert to fraction form
    10,402,711.70/15,583,072.35 = 5,909,738.90/x
  3. Step 3: Cross multiply
    10,402,711.70x = 15,583,072.35 × 5,909,738.90
  4. Step 4: Simplify right side
    10,402,711.70x = 92,091,888,848,309.42
  5. Step 5: Solve for x
    x = 92,091,888,848,309.42/10,402,711.70
  6. Step 6: Final answer
    x = 8,852,681.06

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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.