Home / 22,012,528.60-33,018,792.90-13,828,337.20

Finding the Fourth Proportional to 22,012,528.60, 33,018,792.90 and 13,828,337.20

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Solution

The fourth proportional to 22,012,528.60, 33,018,792.90 and 13,828,337.20 is: 20,742,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012,528.60 : 33,018,792.90 = 13,828,337.20 : x
  2. Step 2: Convert to fraction form
    22,012,528.60/33,018,792.90 = 13,828,337.20/x
  3. Step 3: Cross multiply
    22,012,528.60x = 33,018,792.90 × 13,828,337.20
  4. Step 4: Simplify right side
    22,012,528.60x = 456,595,002,158,165.81
  5. Step 5: Solve for x
    x = 456,595,002,158,165.81/22,012,528.60
  6. Step 6: Final answer
    x = 20,742,505.80

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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.