Home / 13,561,698.60-20,342,547.90-3,464,319.60

Finding the Fourth Proportional to 13,561,698.60, 20,342,547.90 and 3,464,319.60

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Solution

The fourth proportional to 13,561,698.60, 20,342,547.90 and 3,464,319.60 is: 5,196,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561,698.60 : 20,342,547.90 = 3,464,319.60 : x
  2. Step 2: Convert to fraction form
    13,561,698.60/20,342,547.90 = 3,464,319.60/x
  3. Step 3: Cross multiply
    13,561,698.60x = 20,342,547.90 × 3,464,319.60
  4. Step 4: Simplify right side
    13,561,698.60x = 70,473,087,403,908.84
  5. Step 5: Solve for x
    x = 70,473,087,403,908.84/13,561,698.60
  6. Step 6: Final answer
    x = 5,196,479.40

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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.