Home / 14,176,875.80-21,263,240.10-4,078,443.80

Finding the Fourth Proportional to 14,176,875.80, 21,263,240.10 and 4,078,443.80

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Solution

The fourth proportional to 14,176,875.80, 21,263,240.10 and 4,078,443.80 is: 6,117,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176,875.80 : 21,263,240.10 = 4,078,443.80 : x
  2. Step 2: Convert to fraction form
    14,176,875.80/21,263,240.10 = 4,078,443.80/x
  3. Step 3: Cross multiply
    14,176,875.80x = 21,263,240.10 × 4,078,443.80
  4. Step 4: Simplify right side
    14,176,875.80x = 86,720,929,753,756.38
  5. Step 5: Solve for x
    x = 86,720,929,753,756.38/14,176,875.80
  6. Step 6: Final answer
    x = 6,117,069.16

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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.