Home / 9,487,671.60-13,092,828.04-5,136,722.58

Finding the Fourth Proportional to 9,487,671.60, 13,092,828.04 and 5,136,722.58

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Solution

The fourth proportional to 9,487,671.60, 13,092,828.04 and 5,136,722.58 is: 7,088,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,671.60 : 13,092,828.04 = 5,136,722.58 : x
  2. Step 2: Convert to fraction form
    9,487,671.60/13,092,828.04 = 5,136,722.58/x
  3. Step 3: Cross multiply
    9,487,671.60x = 13,092,828.04 × 5,136,722.58
  4. Step 4: Simplify right side
    9,487,671.60x = 67,254,225,370,709.45
  5. Step 5: Solve for x
    x = 67,254,225,370,709.45/9,487,671.60
  6. Step 6: Final answer
    x = 7,088,591.20

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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.