Home / 10,429,201.80-15,643,802.70-10,051,288.20

Finding the Fourth Proportional to 10,429,201.80, 15,643,802.70 and 10,051,288.20

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Solution

The fourth proportional to 10,429,201.80, 15,643,802.70 and 10,051,288.20 is: 15,076,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,201.80 : 15,643,802.70 = 10,051,288.20 : x
  2. Step 2: Convert to fraction form
    10,429,201.80/15,643,802.70 = 10,051,288.20/x
  3. Step 3: Cross multiply
    10,429,201.80x = 15,643,802.70 × 10,051,288.20
  4. Step 4: Simplify right side
    10,429,201.80x = 157,240,369,481,638.12
  5. Step 5: Solve for x
    x = 157,240,369,481,638.12/10,429,201.80
  6. Step 6: Final answer
    x = 15,076,932.30

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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.