Home / 9,689,891.40-14,516,903.70-5,648,315.40

Finding the Fourth Proportional to 9,689,891.40, 14,516,903.70 and 5,648,315.40

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Solution

The fourth proportional to 9,689,891.40, 14,516,903.70 and 5,648,315.40 is: 8,462,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,891.40 : 14,516,903.70 = 5,648,315.40 : x
  2. Step 2: Convert to fraction form
    9,689,891.40/14,516,903.70 = 5,648,315.40/x
  3. Step 3: Cross multiply
    9,689,891.40x = 14,516,903.70 × 5,648,315.40
  4. Step 4: Simplify right side
    9,689,891.40x = 81,996,050,729,026.98
  5. Step 5: Solve for x
    x = 81,996,050,729,026.98/9,689,891.40
  6. Step 6: Final answer
    x = 8,462,019.58

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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.