Home / 23,301,308.88-32,169,599.76-20,715,848.40

Finding the Fourth Proportional to 23,301,308.88, 32,169,599.76 and 20,715,848.40

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Solution

The fourth proportional to 23,301,308.88, 32,169,599.76 and 20,715,848.40 is: 28,600,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,301,308.88 : 32,169,599.76 = 20,715,848.40 : x
  2. Step 2: Convert to fraction form
    23,301,308.88/32,169,599.76 = 20,715,848.40/x
  3. Step 3: Cross multiply
    23,301,308.88x = 32,169,599.76 × 20,715,848.40
  4. Step 4: Simplify right side
    23,301,308.88x = 666,420,551,716,836.38
  5. Step 5: Solve for x
    x = 666,420,551,716,836.38/23,301,308.88
  6. Step 6: Final answer
    x = 28,600,133.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.