Home / 9,128,153.61-13,670,494.44-5,281,870.14

Finding the Fourth Proportional to 9,128,153.61, 13,670,494.44 and 5,281,870.14

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Solution

The fourth proportional to 9,128,153.61, 13,670,494.44 and 5,281,870.14 is: 7,910,228.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,153.61 : 13,670,494.44 = 5,281,870.14 : x
  2. Step 2: Convert to fraction form
    9,128,153.61/13,670,494.44 = 5,281,870.14/x
  3. Step 3: Cross multiply
    9,128,153.61x = 13,670,494.44 × 5,281,870.14
  4. Step 4: Simplify right side
    9,128,153.61x = 72,205,776,381,672.02
  5. Step 5: Solve for x
    x = 72,205,776,381,672.02/9,128,153.61
  6. Step 6: Final answer
    x = 7,910,228.01

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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.