Home / 9,307,423.40-13,971,632.70-7,186,908.20

Finding the Fourth Proportional to 9,307,423.40, 13,971,632.70 and 7,186,908.20

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Solution

The fourth proportional to 9,307,423.40, 13,971,632.70 and 7,186,908.20 is: 10,788,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307,423.40 : 13,971,632.70 = 7,186,908.20 : x
  2. Step 2: Convert to fraction form
    9,307,423.40/13,971,632.70 = 7,186,908.20/x
  3. Step 3: Cross multiply
    9,307,423.40x = 13,971,632.70 × 7,186,908.20
  4. Step 4: Simplify right side
    9,307,423.40x = 100,412,841,619,018.14
  5. Step 5: Solve for x
    x = 100,412,841,619,018.14/9,307,423.40
  6. Step 6: Final answer
    x = 10,788,468.23

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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.