Home / 10,762,947.40-16,144,421.10-9,700,065.40

Finding the Fourth Proportional to 10,762,947.40, 16,144,421.10 and 9,700,065.40

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Solution

The fourth proportional to 10,762,947.40, 16,144,421.10 and 9,700,065.40 is: 14,550,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,947.40 : 16,144,421.10 = 9,700,065.40 : x
  2. Step 2: Convert to fraction form
    10,762,947.40/16,144,421.10 = 9,700,065.40/x
  3. Step 3: Cross multiply
    10,762,947.40x = 16,144,421.10 × 9,700,065.40
  4. Step 4: Simplify right side
    10,762,947.40x = 156,601,940,515,139.94
  5. Step 5: Solve for x
    x = 156,601,940,515,139.94/10,762,947.40
  6. Step 6: Final answer
    x = 14,550,098.10

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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.