Home / 23,390,465.21-35,017,281.16-13,645,280.69

Finding the Fourth Proportional to 23,390,465.21, 35,017,281.16 and 13,645,280.69

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Solution

The fourth proportional to 23,390,465.21, 35,017,281.16 and 13,645,280.69 is: 20,428,008.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,390,465.21 : 35,017,281.16 = 13,645,280.69 : x
  2. Step 2: Convert to fraction form
    23,390,465.21/35,017,281.16 = 13,645,280.69/x
  3. Step 3: Cross multiply
    23,390,465.21x = 35,017,281.16 × 13,645,280.69
  4. Step 4: Simplify right side
    23,390,465.21x = 477,820,630,428,848.75
  5. Step 5: Solve for x
    x = 477,820,630,428,848.75/23,390,465.21
  6. Step 6: Final answer
    x = 20,428,008.85

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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.