Home / 28,516,953.69-39,353,406.57-15,464,209.17

Finding the Fourth Proportional to 28,516,953.69, 39,353,406.57 and 15,464,209.17

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Solution

The fourth proportional to 28,516,953.69, 39,353,406.57 and 15,464,209.17 is: 21,340,614.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,516,953.69 : 39,353,406.57 = 15,464,209.17 : x
  2. Step 2: Convert to fraction form
    28,516,953.69/39,353,406.57 = 15,464,209.17/x
  3. Step 3: Cross multiply
    28,516,953.69x = 39,353,406.57 × 15,464,209.17
  4. Step 4: Simplify right side
    28,516,953.69x = 608,569,310,750,532.25
  5. Step 5: Solve for x
    x = 608,569,310,750,532.25/28,516,953.69
  6. Step 6: Final answer
    x = 21,340,614.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.