Home / 12,762,079.40-19,143,119.10-4,241,308.70

Finding the Fourth Proportional to 12,762,079.40, 19,143,119.10 and 4,241,308.70

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Solution

The fourth proportional to 12,762,079.40, 19,143,119.10 and 4,241,308.70 is: 6,361,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,079.40 : 19,143,119.10 = 4,241,308.70 : x
  2. Step 2: Convert to fraction form
    12,762,079.40/19,143,119.10 = 4,241,308.70/x
  3. Step 3: Cross multiply
    12,762,079.40x = 19,143,119.10 × 4,241,308.70
  4. Step 4: Simplify right side
    12,762,079.40x = 81,191,877,583,966.19
  5. Step 5: Solve for x
    x = 81,191,877,583,966.19/12,762,079.40
  6. Step 6: Final answer
    x = 6,361,963.05

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Similar ratio
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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.