Home / 14,232,519.86-19,640,886.66-7,706,153.74

Finding the Fourth Proportional to 14,232,519.86, 19,640,886.66 and 7,706,153.74

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Solution

The fourth proportional to 14,232,519.86, 19,640,886.66 and 7,706,153.74 is: 10,634,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232,519.86 : 19,640,886.66 = 7,706,153.74 : x
  2. Step 2: Convert to fraction form
    14,232,519.86/19,640,886.66 = 7,706,153.74/x
  3. Step 3: Cross multiply
    14,232,519.86x = 19,640,886.66 × 7,706,153.74
  4. Step 4: Simplify right side
    14,232,519.86x = 151,355,692,191,875.12
  5. Step 5: Solve for x
    x = 151,355,692,191,875.12/14,232,519.86
  6. Step 6: Final answer
    x = 10,634,497.17

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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.