Home / 14,811,810.60-20,432,065.14-8,616,160.20

Finding the Fourth Proportional to 14,811,810.60, 20,432,065.14 and 8,616,160.20

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Solution

The fourth proportional to 14,811,810.60, 20,432,065.14 and 8,616,160.20 is: 11,885,511.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811,810.60 : 20,432,065.14 = 8,616,160.20 : x
  2. Step 2: Convert to fraction form
    14,811,810.60/20,432,065.14 = 8,616,160.20/x
  3. Step 3: Cross multiply
    14,811,810.60x = 20,432,065.14 × 8,616,160.20
  4. Step 4: Simplify right side
    14,811,810.60x = 176,045,946,463,075.41
  5. Step 5: Solve for x
    x = 176,045,946,463,075.41/14,811,810.60
  6. Step 6: Final answer
    x = 11,885,511.58

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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.