Home / 20,199,386.10-28,350,885.08-20,199,386.10

Finding the Fourth Proportional to 20,199,386.10, 28,350,885.08 and 20,199,386.10

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Solution

The fourth proportional to 20,199,386.10, 28,350,885.08 and 20,199,386.10 is: 28,350,885.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199,386.10 : 28,350,885.08 = 20,199,386.10 : x
  2. Step 2: Convert to fraction form
    20,199,386.10/28,350,885.08 = 20,199,386.10/x
  3. Step 3: Cross multiply
    20,199,386.10x = 28,350,885.08 × 20,199,386.10
  4. Step 4: Simplify right side
    20,199,386.10x = 572,670,474,007,649.38
  5. Step 5: Solve for x
    x = 572,670,474,007,649.38/20,199,386.10
  6. Step 6: Final answer
    x = 28,350,885.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.