Home / 13,000,579.40-19,500,869.10-6,282,115.40

Finding the Fourth Proportional to 13,000,579.40, 19,500,869.10 and 6,282,115.40

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Solution

The fourth proportional to 13,000,579.40, 19,500,869.10 and 6,282,115.40 is: 9,423,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000,579.40 : 19,500,869.10 = 6,282,115.40 : x
  2. Step 2: Convert to fraction form
    13,000,579.40/19,500,869.10 = 6,282,115.40/x
  3. Step 3: Cross multiply
    13,000,579.40x = 19,500,869.10 × 6,282,115.40
  4. Step 4: Simplify right side
    13,000,579.40x = 122,506,710,086,494.16
  5. Step 5: Solve for x
    x = 122,506,710,086,494.16/13,000,579.40
  6. Step 6: Final answer
    x = 9,423,173.10

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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.