Home / 19,971,752.40-29,957,628.60-17,657,614.80

Finding the Fourth Proportional to 19,971,752.40, 29,957,628.60 and 17,657,614.80

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Solution

The fourth proportional to 19,971,752.40, 29,957,628.60 and 17,657,614.80 is: 26,486,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,971,752.40 : 29,957,628.60 = 17,657,614.80 : x
  2. Step 2: Convert to fraction form
    19,971,752.40/29,957,628.60 = 17,657,614.80/x
  3. Step 3: Cross multiply
    19,971,752.40x = 29,957,628.60 × 17,657,614.80
  4. Step 4: Simplify right side
    19,971,752.40x = 528,980,266,140,263.31
  5. Step 5: Solve for x
    x = 528,980,266,140,263.31/19,971,752.40
  6. Step 6: Final answer
    x = 26,486,422.20

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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.