Home / 14,165,739.40-21,248,609.10-4,587,991.60

Finding the Fourth Proportional to 14,165,739.40, 21,248,609.10 and 4,587,991.60

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Solution

The fourth proportional to 14,165,739.40, 21,248,609.10 and 4,587,991.60 is: 6,881,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,739.40 : 21,248,609.10 = 4,587,991.60 : x
  2. Step 2: Convert to fraction form
    14,165,739.40/21,248,609.10 = 4,587,991.60/x
  3. Step 3: Cross multiply
    14,165,739.40x = 21,248,609.10 × 4,587,991.60
  4. Step 4: Simplify right side
    14,165,739.40x = 97,488,440,062,483.56
  5. Step 5: Solve for x
    x = 97,488,440,062,483.56/14,165,739.40
  6. Step 6: Final answer
    x = 6,881,987.40

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1.5x scale

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.