Home / 28,823,807.07-43,211,292.75-12,637,492.02

Finding the Fourth Proportional to 28,823,807.07, 43,211,292.75 and 12,637,492.02

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Solution

The fourth proportional to 28,823,807.07, 43,211,292.75 and 12,637,492.02 is: 18,945,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823,807.07 : 43,211,292.75 = 12,637,492.02 : x
  2. Step 2: Convert to fraction form
    28,823,807.07/43,211,292.75 = 12,637,492.02/x
  3. Step 3: Cross multiply
    28,823,807.07x = 43,211,292.75 × 12,637,492.02
  4. Step 4: Simplify right side
    28,823,807.07x = 546,082,367,302,008.81
  5. Step 5: Solve for x
    x = 546,082,367,302,008.81/28,823,807.07
  6. Step 6: Final answer
    x = 18,945,532.28

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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.