Home / 28,351,004.80-42,547,502.40-11,323,897.60

Finding the Fourth Proportional to 28,351,004.80, 42,547,502.40 and 11,323,897.60

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Solution

The fourth proportional to 28,351,004.80, 42,547,502.40 and 11,323,897.60 is: 16,994,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,351,004.80 : 42,547,502.40 = 11,323,897.60 : x
  2. Step 2: Convert to fraction form
    28,351,004.80/42,547,502.40 = 11,323,897.60/x
  3. Step 3: Cross multiply
    28,351,004.80x = 42,547,502.40 × 11,323,897.60
  4. Step 4: Simplify right side
    28,351,004.80x = 481,803,560,313,354.19
  5. Step 5: Solve for x
    x = 481,803,560,313,354.19/28,351,004.80
  6. Step 6: Final answer
    x = 16,994,232.26

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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.