Home / 10,808,153.18-14,913,778.36-6,456,315.69

Finding the Fourth Proportional to 10,808,153.18, 14,913,778.36 and 6,456,315.69

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Solution

The fourth proportional to 10,808,153.18, 14,913,778.36 and 6,456,315.69 is: 8,908,835.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808,153.18 : 14,913,778.36 = 6,456,315.69 : x
  2. Step 2: Convert to fraction form
    10,808,153.18/14,913,778.36 = 6,456,315.69/x
  3. Step 3: Cross multiply
    10,808,153.18x = 14,913,778.36 × 6,456,315.69
  4. Step 4: Simplify right side
    10,808,153.18x = 96,288,061,243,994.12
  5. Step 5: Solve for x
    x = 96,288,061,243,994.12/10,808,153.18
  6. Step 6: Final answer
    x = 8,908,835.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.