Home / 14,681,206.40-22,021,809.60-9,579,372.80

Finding the Fourth Proportional to 14,681,206.40, 22,021,809.60 and 9,579,372.80

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Solution

The fourth proportional to 14,681,206.40, 22,021,809.60 and 9,579,372.80 is: 14,369,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681,206.40 : 22,021,809.60 = 9,579,372.80 : x
  2. Step 2: Convert to fraction form
    14,681,206.40/22,021,809.60 = 9,579,372.80/x
  3. Step 3: Cross multiply
    14,681,206.40x = 22,021,809.60 × 9,579,372.80
  4. Step 4: Simplify right side
    14,681,206.40x = 210,955,123,889,018.91
  5. Step 5: Solve for x
    x = 210,955,123,889,018.91/14,681,206.40
  6. Step 6: Final answer
    x = 14,369,059.20

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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.