Home / 14,325,741.20-21,475,103.43-7,130,472.93

Finding the Fourth Proportional to 14,325,741.20, 21,475,103.43 and 7,130,472.93

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Solution

The fourth proportional to 14,325,741.20, 21,475,103.43 and 7,130,472.93 is: 10,688,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325,741.20 : 21,475,103.43 = 7,130,472.93 : x
  2. Step 2: Convert to fraction form
    14,325,741.20/21,475,103.43 = 7,130,472.93/x
  3. Step 3: Cross multiply
    14,325,741.20x = 21,475,103.43 × 7,130,472.93
  4. Step 4: Simplify right side
    14,325,741.20x = 153,127,643,703,304.41
  5. Step 5: Solve for x
    x = 153,127,643,703,304.41/14,325,741.20
  6. Step 6: Final answer
    x = 10,688,985.76

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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.