Home / 10,156,312.84-14,015,711.94-5,805,493.48

Finding the Fourth Proportional to 10,156,312.84, 14,015,711.94 and 5,805,493.48

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Solution

The fourth proportional to 10,156,312.84, 14,015,711.94 and 5,805,493.48 is: 8,011,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156,312.84 : 14,015,711.94 = 5,805,493.48 : x
  2. Step 2: Convert to fraction form
    10,156,312.84/14,015,711.94 = 5,805,493.48/x
  3. Step 3: Cross multiply
    10,156,312.84x = 14,015,711.94 × 5,805,493.48
  4. Step 4: Simplify right side
    10,156,312.84x = 81,368,124,285,228.16
  5. Step 5: Solve for x
    x = 81,368,124,285,228.16/10,156,312.84
  6. Step 6: Final answer
    x = 8,011,581.13

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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.