Home / 8,880,385.96-12,254,927.70-5,012,940.52

Finding the Fourth Proportional to 8,880,385.96, 12,254,927.70 and 5,012,940.52

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Solution

The fourth proportional to 8,880,385.96, 12,254,927.70 and 5,012,940.52 is: 6,917,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,385.96 : 12,254,927.70 = 5,012,940.52 : x
  2. Step 2: Convert to fraction form
    8,880,385.96/12,254,927.70 = 5,012,940.52/x
  3. Step 3: Cross multiply
    8,880,385.96x = 12,254,927.70 × 5,012,940.52
  4. Step 4: Simplify right side
    8,880,385.96x = 61,433,223,637,000.40
  5. Step 5: Solve for x
    x = 61,433,223,637,000.40/8,880,385.96
  6. Step 6: Final answer
    x = 6,917,855.14

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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.