Home / 21,852,577.40-32,778,866.10-20,732,833.40

Finding the Fourth Proportional to 21,852,577.40, 32,778,866.10 and 20,732,833.40

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Solution

The fourth proportional to 21,852,577.40, 32,778,866.10 and 20,732,833.40 is: 31,099,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852,577.40 : 32,778,866.10 = 20,732,833.40 : x
  2. Step 2: Convert to fraction form
    21,852,577.40/32,778,866.10 = 20,732,833.40/x
  3. Step 3: Cross multiply
    21,852,577.40x = 32,778,866.10 × 20,732,833.40
  4. Step 4: Simplify right side
    21,852,577.40x = 679,598,769,892,207.75
  5. Step 5: Solve for x
    x = 679,598,769,892,207.75/21,852,577.40
  6. Step 6: Final answer
    x = 31,099,250.10

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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.