Home / 22,761,036.35-34,141,554.53-20,130,403.40

Finding the Fourth Proportional to 22,761,036.35, 34,141,554.53 and 20,130,403.40

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Solution

The fourth proportional to 22,761,036.35, 34,141,554.53 and 20,130,403.40 is: 30,195,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,761,036.35 : 34,141,554.53 = 20,130,403.40 : x
  2. Step 2: Convert to fraction form
    22,761,036.35/34,141,554.53 = 20,130,403.40/x
  3. Step 3: Cross multiply
    22,761,036.35x = 34,141,554.53 × 20,130,403.40
  4. Step 4: Simplify right side
    22,761,036.35x = 687,283,265,291,345.25
  5. Step 5: Solve for x
    x = 687,283,265,291,345.25/22,761,036.35
  6. Step 6: Final answer
    x = 30,195,605.10

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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.