Home / 10,953,894.65-15,037,217.35-9,402,462.91

Finding the Fourth Proportional to 10,953,894.65, 15,037,217.35 and 9,402,462.91

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Solution

The fourth proportional to 10,953,894.65, 15,037,217.35 and 9,402,462.91 is: 12,907,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953,894.65 : 15,037,217.35 = 9,402,462.91 : x
  2. Step 2: Convert to fraction form
    10,953,894.65/15,037,217.35 = 9,402,462.91/x
  3. Step 3: Cross multiply
    10,953,894.65x = 15,037,217.35 × 9,402,462.91
  4. Step 4: Simplify right side
    10,953,894.65x = 141,386,878,341,884.31
  5. Step 5: Solve for x
    x = 141,386,878,341,884.31/10,953,894.65
  6. Step 6: Final answer
    x = 12,907,452.81

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.