Home / 60,686,411.40-91,029,617.10-17,557,021.80

Finding the Fourth Proportional to 60,686,411.40, 91,029,617.10 and 17,557,021.80

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Solution

The fourth proportional to 60,686,411.40, 91,029,617.10 and 17,557,021.80 is: 26,335,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,686,411.40 : 91,029,617.10 = 17,557,021.80 : x
  2. Step 2: Convert to fraction form
    60,686,411.40/91,029,617.10 = 17,557,021.80/x
  3. Step 3: Cross multiply
    60,686,411.40x = 91,029,617.10 × 17,557,021.80
  4. Step 4: Simplify right side
    60,686,411.40x = 1,598,208,971,870,352.75
  5. Step 5: Solve for x
    x = 1,598,208,971,870,352.75/60,686,411.40
  6. Step 6: Final answer
    x = 26,335,532.70

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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.