Home / 19,338,432.30-26,687,050.20-10,637,266.86

Finding the Fourth Proportional to 19,338,432.30, 26,687,050.20 and 10,637,266.86

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Solution

The fourth proportional to 19,338,432.30, 26,687,050.20 and 10,637,266.86 is: 14,679,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338,432.30 : 26,687,050.20 = 10,637,266.86 : x
  2. Step 2: Convert to fraction form
    19,338,432.30/26,687,050.20 = 10,637,266.86/x
  3. Step 3: Cross multiply
    19,338,432.30x = 26,687,050.20 × 10,637,266.86
  4. Step 4: Simplify right side
    19,338,432.30x = 283,877,274,683,616.38
  5. Step 5: Solve for x
    x = 283,877,274,683,616.38/19,338,432.30
  6. Step 6: Final answer
    x = 14,679,435.76

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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.