Home / 12,709,363.62-17,539,039.20-6,908,159.01

Finding the Fourth Proportional to 12,709,363.62, 17,539,039.20 and 6,908,159.01

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Solution

The fourth proportional to 12,709,363.62, 17,539,039.20 and 6,908,159.01 is: 9,533,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,709,363.62 : 17,539,039.20 = 6,908,159.01 : x
  2. Step 2: Convert to fraction form
    12,709,363.62/17,539,039.20 = 6,908,159.01/x
  3. Step 3: Cross multiply
    12,709,363.62x = 17,539,039.20 × 6,908,159.01
  4. Step 4: Simplify right side
    12,709,363.62x = 121,162,471,676,223.19
  5. Step 5: Solve for x
    x = 121,162,471,676,223.19/12,709,363.62
  6. Step 6: Final answer
    x = 9,533,323.25

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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.