Home / 12,176,538.12-16,803,746.10-7,346,709

Finding the Fourth Proportional to 12,176,538.12, 16,803,746.10 and 7,346,709

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Solution

The fourth proportional to 12,176,538.12, 16,803,746.10 and 7,346,709 is: 10,138,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,538.12 : 16,803,746.10 = 7,346,709 : x
  2. Step 2: Convert to fraction form
    12,176,538.12/16,803,746.10 = 7,346,709/x
  3. Step 3: Cross multiply
    12,176,538.12x = 16,803,746.10 × 7,346,709
  4. Step 4: Simplify right side
    12,176,538.12x = 123,452,232,706,584.91
  5. Step 5: Solve for x
    x = 123,452,232,706,584.91/12,176,538.12
  6. Step 6: Final answer
    x = 10,138,532.93

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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.