Home / 9,232,784.58-12,742,824.90-5,367,547.80

Finding the Fourth Proportional to 9,232,784.58, 12,742,824.90 and 5,367,547.80

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Solution

The fourth proportional to 9,232,784.58, 12,742,824.90 and 5,367,547.80 is: 7,408,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,232,784.58 : 12,742,824.90 = 5,367,547.80 : x
  2. Step 2: Convert to fraction form
    9,232,784.58/12,742,824.90 = 5,367,547.80/x
  3. Step 3: Cross multiply
    9,232,784.58x = 12,742,824.90 × 5,367,547.80
  4. Step 4: Simplify right side
    9,232,784.58x = 68,397,721,757,780.22
  5. Step 5: Solve for x
    x = 68,397,721,757,780.22/9,232,784.58
  6. Step 6: Final answer
    x = 7,408,135.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.