Home / 19,023,091.68-28,528,643.16-6,240,617.76

Finding the Fourth Proportional to 19,023,091.68, 28,528,643.16 and 6,240,617.76

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Solution

The fourth proportional to 19,023,091.68, 28,528,643.16 and 6,240,617.76 is: 9,358,960.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023,091.68 : 28,528,643.16 = 6,240,617.76 : x
  2. Step 2: Convert to fraction form
    19,023,091.68/28,528,643.16 = 6,240,617.76/x
  3. Step 3: Cross multiply
    19,023,091.68x = 28,528,643.16 × 6,240,617.76
  4. Step 4: Simplify right side
    19,023,091.68x = 178,036,357,172,998.53
  5. Step 5: Solve for x
    x = 178,036,357,172,998.53/19,023,091.68
  6. Step 6: Final answer
    x = 9,358,960.16

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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.