Home / 25,686,078.40-38,529,117.60-10,532,209.60

Finding the Fourth Proportional to 25,686,078.40, 38,529,117.60 and 10,532,209.60

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Solution

The fourth proportional to 25,686,078.40, 38,529,117.60 and 10,532,209.60 is: 15,798,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,078.40 : 38,529,117.60 = 10,532,209.60 : x
  2. Step 2: Convert to fraction form
    25,686,078.40/38,529,117.60 = 10,532,209.60/x
  3. Step 3: Cross multiply
    25,686,078.40x = 38,529,117.60 × 10,532,209.60
  4. Step 4: Simplify right side
    25,686,078.40x = 405,796,742,266,248.94
  5. Step 5: Solve for x
    x = 405,796,742,266,248.94/25,686,078.40
  6. Step 6: Final answer
    x = 15,798,314.40

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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.