Home / 19,548,008.20-29,336,009.10-8,196,603.40

Finding the Fourth Proportional to 19,548,008.20, 29,336,009.10 and 8,196,603.40

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Solution

The fourth proportional to 19,548,008.20, 29,336,009.10 and 8,196,603.40 is: 12,300,774.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548,008.20 : 29,336,009.10 = 8,196,603.40 : x
  2. Step 2: Convert to fraction form
    19,548,008.20/29,336,009.10 = 8,196,603.40/x
  3. Step 3: Cross multiply
    19,548,008.20x = 29,336,009.10 × 8,196,603.40
  4. Step 4: Simplify right side
    19,548,008.20x = 240,455,631,931,490.97
  5. Step 5: Solve for x
    x = 240,455,631,931,490.97/19,548,008.20
  6. Step 6: Final answer
    x = 12,300,774.05

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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.