Home / 14,472,421.40-21,708,632.10-8,794,386.20

Finding the Fourth Proportional to 14,472,421.40, 21,708,632.10 and 8,794,386.20

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Solution

The fourth proportional to 14,472,421.40, 21,708,632.10 and 8,794,386.20 is: 13,191,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472,421.40 : 21,708,632.10 = 8,794,386.20 : x
  2. Step 2: Convert to fraction form
    14,472,421.40/21,708,632.10 = 8,794,386.20/x
  3. Step 3: Cross multiply
    14,472,421.40x = 21,708,632.10 × 8,794,386.20
  4. Step 4: Simplify right side
    14,472,421.40x = 190,914,094,561,117.03
  5. Step 5: Solve for x
    x = 190,914,094,561,117.03/14,472,421.40
  6. Step 6: Final answer
    x = 13,191,579.30

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Similar ratio
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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.