Home / 9,113,903.04-12,577,153.28-5,139,858.40

Finding the Fourth Proportional to 9,113,903.04, 12,577,153.28 and 5,139,858.40

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Solution

The fourth proportional to 9,113,903.04, 12,577,153.28 and 5,139,858.40 is: 7,092,986.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,903.04 : 12,577,153.28 = 5,139,858.40 : x
  2. Step 2: Convert to fraction form
    9,113,903.04/12,577,153.28 = 5,139,858.40/x
  3. Step 3: Cross multiply
    9,113,903.04x = 12,577,153.28 × 5,139,858.40
  4. Step 4: Simplify right side
    9,113,903.04x = 64,644,786,934,295.55
  5. Step 5: Solve for x
    x = 64,644,786,934,295.55/9,113,903.04
  6. Step 6: Final answer
    x = 7,092,986.03

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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.