Home / 9,528,302.17-13,149,029.83-5,177,387.32

Finding the Fourth Proportional to 9,528,302.17, 13,149,029.83 and 5,177,387.32

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Solution

The fourth proportional to 9,528,302.17, 13,149,029.83 and 5,177,387.32 is: 7,144,779.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,302.17 : 13,149,029.83 = 5,177,387.32 : x
  2. Step 2: Convert to fraction form
    9,528,302.17/13,149,029.83 = 5,177,387.32/x
  3. Step 3: Cross multiply
    9,528,302.17x = 13,149,029.83 × 5,177,387.32
  4. Step 4: Simplify right side
    9,528,302.17x = 68,077,620,312,143.76
  5. Step 5: Solve for x
    x = 68,077,620,312,143.76/9,528,302.17
  6. Step 6: Final answer
    x = 7,144,779.74

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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.