Home / 13,925,957.90-20,888,936.85-10,902,649.10

Finding the Fourth Proportional to 13,925,957.90, 20,888,936.85 and 10,902,649.10

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Solution

The fourth proportional to 13,925,957.90, 20,888,936.85 and 10,902,649.10 is: 16,353,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925,957.90 : 20,888,936.85 = 10,902,649.10 : x
  2. Step 2: Convert to fraction form
    13,925,957.90/20,888,936.85 = 10,902,649.10/x
  3. Step 3: Cross multiply
    13,925,957.90x = 20,888,936.85 × 10,902,649.10
  4. Step 4: Simplify right side
    13,925,957.90x = 227,744,748,547,609.34
  5. Step 5: Solve for x
    x = 227,744,748,547,609.34/13,925,957.90
  6. Step 6: Final answer
    x = 16,353,973.65

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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.