Home / 13,014,528.30-19,521,792.45-6,637,236.30

Finding the Fourth Proportional to 13,014,528.30, 19,521,792.45 and 6,637,236.30

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Solution

The fourth proportional to 13,014,528.30, 19,521,792.45 and 6,637,236.30 is: 9,955,854.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014,528.30 : 19,521,792.45 = 6,637,236.30 : x
  2. Step 2: Convert to fraction form
    13,014,528.30/19,521,792.45 = 6,637,236.30/x
  3. Step 3: Cross multiply
    13,014,528.30x = 19,521,792.45 × 6,637,236.30
  4. Step 4: Simplify right side
    13,014,528.30x = 129,570,749,490,205.92
  5. Step 5: Solve for x
    x = 129,570,749,490,205.92/13,014,528.30
  6. Step 6: Final answer
    x = 9,955,854.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.