Home / 28,371,953-39,153,338.88-16,148,810

Finding the Fourth Proportional to 28,371,953, 39,153,338.88 and 16,148,810

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Solution

The fourth proportional to 28,371,953, 39,153,338.88 and 16,148,810 is: 22,285,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,371,953 : 39,153,338.88 = 16,148,810 : x
  2. Step 2: Convert to fraction form
    28,371,953/39,153,338.88 = 16,148,810/x
  3. Step 3: Cross multiply
    28,371,953x = 39,153,338.88 × 16,148,810
  4. Step 4: Simplify right side
    28,371,953x = 632,279,830,438,732.88
  5. Step 5: Solve for x
    x = 632,279,830,438,732.88/28,371,953
  6. Step 6: Final answer
    x = 22,285,382.70

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1.5x scale

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.