Home / 14,679,315.40-22,018,973.10-8,939,752.60

Finding the Fourth Proportional to 14,679,315.40, 22,018,973.10 and 8,939,752.60

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Solution

The fourth proportional to 14,679,315.40, 22,018,973.10 and 8,939,752.60 is: 13,409,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679,315.40 : 22,018,973.10 = 8,939,752.60 : x
  2. Step 2: Convert to fraction form
    14,679,315.40/22,018,973.10 = 8,939,752.60/x
  3. Step 3: Cross multiply
    14,679,315.40x = 22,018,973.10 × 8,939,752.60
  4. Step 4: Simplify right side
    14,679,315.40x = 196,844,172,020,055.06
  5. Step 5: Solve for x
    x = 196,844,172,020,055.06/14,679,315.40
  6. Step 6: Final answer
    x = 13,409,628.90

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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.