Home / 28,636,887.04-42,959,365.71-9,199,595.41

Finding the Fourth Proportional to 28,636,887.04, 42,959,365.71 and 9,199,595.41

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Solution

The fourth proportional to 28,636,887.04, 42,959,365.71 and 9,199,595.41 is: 13,800,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,636,887.04 : 42,959,365.71 = 9,199,595.41 : x
  2. Step 2: Convert to fraction form
    28,636,887.04/42,959,365.71 = 9,199,595.41/x
  3. Step 3: Cross multiply
    28,636,887.04x = 42,959,365.71 × 9,199,595.41
  4. Step 4: Simplify right side
    28,636,887.04x = 395,208,783,460,330.50
  5. Step 5: Solve for x
    x = 395,208,783,460,330.50/28,636,887.04
  6. Step 6: Final answer
    x = 13,800,689.40

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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.