Home / 12,109,133.61-16,710,682.36-6,602,599.17

Finding the Fourth Proportional to 12,109,133.61, 16,710,682.36 and 6,602,599.17

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Solution

The fourth proportional to 12,109,133.61, 16,710,682.36 and 6,602,599.17 is: 9,111,629.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,109,133.61 : 16,710,682.36 = 6,602,599.17 : x
  2. Step 2: Convert to fraction form
    12,109,133.61/16,710,682.36 = 6,602,599.17/x
  3. Step 3: Cross multiply
    12,109,133.61x = 16,710,682.36 × 6,602,599.17
  4. Step 4: Simplify right side
    12,109,133.61x = 110,333,937,538,552.86
  5. Step 5: Solve for x
    x = 110,333,937,538,552.86/12,109,133.61
  6. Step 6: Final answer
    x = 9,111,629.38

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Double scale
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1.5x scale

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.