Home / 19,011,323.80-28,516,985.70-15,862,043.80

Finding the Fourth Proportional to 19,011,323.80, 28,516,985.70 and 15,862,043.80

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Solution

The fourth proportional to 19,011,323.80, 28,516,985.70 and 15,862,043.80 is: 23,793,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011,323.80 : 28,516,985.70 = 15,862,043.80 : x
  2. Step 2: Convert to fraction form
    19,011,323.80/28,516,985.70 = 15,862,043.80/x
  3. Step 3: Cross multiply
    19,011,323.80x = 28,516,985.70 × 15,862,043.80
  4. Step 4: Simplify right side
    19,011,323.80x = 452,337,676,217,373.69
  5. Step 5: Solve for x
    x = 452,337,676,217,373.69/19,011,323.80
  6. Step 6: Final answer
    x = 23,793,065.70

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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.