Home / 9,113,905.04-12,577,156.04-5,139,860.40

Finding the Fourth Proportional to 9,113,905.04, 12,577,156.04 and 5,139,860.40

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Solution

The fourth proportional to 9,113,905.04, 12,577,156.04 and 5,139,860.40 is: 7,092,988.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,905.04 : 12,577,156.04 = 5,139,860.40 : x
  2. Step 2: Convert to fraction form
    9,113,905.04/12,577,156.04 = 5,139,860.40/x
  3. Step 3: Cross multiply
    9,113,905.04x = 12,577,156.04 × 5,139,860.40
  4. Step 4: Simplify right side
    9,113,905.04x = 64,644,826,274,616.81
  5. Step 5: Solve for x
    x = 64,644,826,274,616.81/9,113,905.04
  6. Step 6: Final answer
    x = 7,092,988.79

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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.