Home / 12,865,438.00-17,754,304.53-7,064,219.74

Finding the Fourth Proportional to 12,865,438.00, 17,754,304.53 and 7,064,219.74

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Solution

The fourth proportional to 12,865,438.00, 17,754,304.53 and 7,064,219.74 is: 9,748,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,865,438.00 : 17,754,304.53 = 7,064,219.74 : x
  2. Step 2: Convert to fraction form
    12,865,438.00/17,754,304.53 = 7,064,219.74/x
  3. Step 3: Cross multiply
    12,865,438.00x = 17,754,304.53 × 7,064,219.74
  4. Step 4: Simplify right side
    12,865,438.00x = 125,420,308,486,411.67
  5. Step 5: Solve for x
    x = 125,420,308,486,411.67/12,865,438.00
  6. Step 6: Final answer
    x = 9,748,623.29

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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.