Home / 18,893,710.77-26,072,482.05-10,521,512.34

Finding the Fourth Proportional to 18,893,710.77, 26,072,482.05 and 10,521,512.34

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Solution

The fourth proportional to 18,893,710.77, 26,072,482.05 and 10,521,512.34 is: 14,519,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893,710.77 : 26,072,482.05 = 10,521,512.34 : x
  2. Step 2: Convert to fraction form
    18,893,710.77/26,072,482.05 = 10,521,512.34/x
  3. Step 3: Cross multiply
    18,893,710.77x = 26,072,482.05 × 10,521,512.34
  4. Step 4: Simplify right side
    18,893,710.77x = 274,321,941,623,503.50
  5. Step 5: Solve for x
    x = 274,321,941,623,503.50/18,893,710.77
  6. Step 6: Final answer
    x = 14,519,219.91

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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.