Home / 15,779,662.40-23,655,282.60-5,675,178.08

Finding the Fourth Proportional to 15,779,662.40, 23,655,282.60 and 5,675,178.08

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Solution

The fourth proportional to 15,779,662.40, 23,655,282.60 and 5,675,178.08 is: 8,507,656.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,662.40 : 23,655,282.60 = 5,675,178.08 : x
  2. Step 2: Convert to fraction form
    15,779,662.40/23,655,282.60 = 5,675,178.08/x
  3. Step 3: Cross multiply
    15,779,662.40x = 23,655,282.60 × 5,675,178.08
  4. Step 4: Simplify right side
    15,779,662.40x = 134,247,941,287,725.42
  5. Step 5: Solve for x
    x = 134,247,941,287,725.42/15,779,662.40
  6. Step 6: Final answer
    x = 8,507,656.11

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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.