Home / 9,838,399.86-13,577,038.96-5,428,125.27

Finding the Fourth Proportional to 9,838,399.86, 13,577,038.96 and 5,428,125.27

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Solution

The fourth proportional to 9,838,399.86, 13,577,038.96 and 5,428,125.27 is: 7,490,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838,399.86 : 13,577,038.96 = 5,428,125.27 : x
  2. Step 2: Convert to fraction form
    9,838,399.86/13,577,038.96 = 5,428,125.27/x
  3. Step 3: Cross multiply
    9,838,399.86x = 13,577,038.96 × 5,428,125.27
  4. Step 4: Simplify right side
    9,838,399.86x = 73,697,868,270,550.52
  5. Step 5: Solve for x
    x = 73,697,868,270,550.52/9,838,399.86
  6. Step 6: Final answer
    x = 7,490,838.89

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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.