Home / 18,149,031.60-27,223,547.40-16,164,985.20

Finding the Fourth Proportional to 18,149,031.60, 27,223,547.40 and 16,164,985.20

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Solution

The fourth proportional to 18,149,031.60, 27,223,547.40 and 16,164,985.20 is: 24,247,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,031.60 : 27,223,547.40 = 16,164,985.20 : x
  2. Step 2: Convert to fraction form
    18,149,031.60/27,223,547.40 = 16,164,985.20/x
  3. Step 3: Cross multiply
    18,149,031.60x = 27,223,547.40 × 16,164,985.20
  4. Step 4: Simplify right side
    18,149,031.60x = 440,068,240,812,498.44
  5. Step 5: Solve for x
    x = 440,068,240,812,498.44/18,149,031.60
  6. Step 6: Final answer
    x = 24,247,477.80

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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.