Home / 13,720,574.40-20,574,214.56-4,134,166.08

Finding the Fourth Proportional to 13,720,574.40, 20,574,214.56 and 4,134,166.08

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Solution

The fourth proportional to 13,720,574.40, 20,574,214.56 and 4,134,166.08 is: 6,199,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,720,574.40 : 20,574,214.56 = 4,134,166.08 : x
  2. Step 2: Convert to fraction form
    13,720,574.40/20,574,214.56 = 4,134,166.08/x
  3. Step 3: Cross multiply
    13,720,574.40x = 20,574,214.56 × 4,134,166.08
  4. Step 4: Simplify right side
    13,720,574.40x = 85,057,219,956,594.12
  5. Step 5: Solve for x
    x = 85,057,219,956,594.12/13,720,574.40
  6. Step 6: Final answer
    x = 6,199,246.29

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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.