Home / 12,323,623.77-18,487,117.08-5,133,476.15

Finding the Fourth Proportional to 12,323,623.77, 18,487,117.08 and 5,133,476.15

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Solution

The fourth proportional to 12,323,623.77, 18,487,117.08 and 5,133,476.15 is: 7,700,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,623.77 : 18,487,117.08 = 5,133,476.15 : x
  2. Step 2: Convert to fraction form
    12,323,623.77/18,487,117.08 = 5,133,476.15/x
  3. Step 3: Cross multiply
    12,323,623.77x = 18,487,117.08 × 5,133,476.15
  4. Step 4: Simplify right side
    12,323,623.77x = 94,903,174,567,665.47
  5. Step 5: Solve for x
    x = 94,903,174,567,665.47/12,323,623.77
  6. Step 6: Final answer
    x = 7,700,914.63

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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.