Home / 10,369,864.45-15,554,796.68-9,706,312.45

Finding the Fourth Proportional to 10,369,864.45, 15,554,796.68 and 9,706,312.45

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Solution

The fourth proportional to 10,369,864.45, 15,554,796.68 and 9,706,312.45 is: 14,559,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,864.45 : 15,554,796.68 = 9,706,312.45 : x
  2. Step 2: Convert to fraction form
    10,369,864.45/15,554,796.68 = 9,706,312.45/x
  3. Step 3: Cross multiply
    10,369,864.45x = 15,554,796.68 × 9,706,312.45
  4. Step 4: Simplify right side
    10,369,864.45x = 150,979,716,672,302.66
  5. Step 5: Solve for x
    x = 150,979,716,672,302.66/10,369,864.45
  6. Step 6: Final answer
    x = 14,559,468.68

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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.