Home / 19,338,453.80-26,687,079.89-10,637,288.40

Finding the Fourth Proportional to 19,338,453.80, 26,687,079.89 and 10,637,288.40

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Solution

The fourth proportional to 19,338,453.80, 26,687,079.89 and 10,637,288.40 is: 14,679,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338,453.80 : 26,687,079.89 = 10,637,288.40 : x
  2. Step 2: Convert to fraction form
    19,338,453.80/26,687,079.89 = 10,637,288.40/x
  3. Step 3: Cross multiply
    19,338,453.80x = 26,687,079.89 × 10,637,288.40
  4. Step 4: Simplify right side
    19,338,453.80x = 283,878,165,343,770.31
  5. Step 5: Solve for x
    x = 283,878,165,343,770.31/19,338,453.80
  6. Step 6: Final answer
    x = 14,679,465.50

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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.