Home / 12,127,114.64-16,735,315.56-6,694,490

Finding the Fourth Proportional to 12,127,114.64, 16,735,315.56 and 6,694,490

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Solution

The fourth proportional to 12,127,114.64, 16,735,315.56 and 6,694,490 is: 9,238,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,114.64 : 16,735,315.56 = 6,694,490 : x
  2. Step 2: Convert to fraction form
    12,127,114.64/16,735,315.56 = 6,694,490/x
  3. Step 3: Cross multiply
    12,127,114.64x = 16,735,315.56 × 6,694,490
  4. Step 4: Simplify right side
    12,127,114.64x = 112,034,402,663,264.41
  5. Step 5: Solve for x
    x = 112,034,402,663,264.41/12,127,114.64
  6. Step 6: Final answer
    x = 9,238,339.54

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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.