Home / 14,136,670.40-21,205,005.60-6,949,313.60

Finding the Fourth Proportional to 14,136,670.40, 21,205,005.60 and 6,949,313.60

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Solution

The fourth proportional to 14,136,670.40, 21,205,005.60 and 6,949,313.60 is: 10,423,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136,670.40 : 21,205,005.60 = 6,949,313.60 : x
  2. Step 2: Convert to fraction form
    14,136,670.40/21,205,005.60 = 6,949,313.60/x
  3. Step 3: Cross multiply
    14,136,670.40x = 21,205,005.60 × 6,949,313.60
  4. Step 4: Simplify right side
    14,136,670.40x = 147,360,233,804,156.16
  5. Step 5: Solve for x
    x = 147,360,233,804,156.16/14,136,670.40
  6. Step 6: Final answer
    x = 10,423,970.40

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1.5x scale

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.