Home / 14,380,601.10-21,570,901.65-13,078,898.70

Finding the Fourth Proportional to 14,380,601.10, 21,570,901.65 and 13,078,898.70

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Solution

The fourth proportional to 14,380,601.10, 21,570,901.65 and 13,078,898.70 is: 19,618,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380,601.10 : 21,570,901.65 = 13,078,898.70 : x
  2. Step 2: Convert to fraction form
    14,380,601.10/21,570,901.65 = 13,078,898.70/x
  3. Step 3: Cross multiply
    14,380,601.10x = 21,570,901.65 × 13,078,898.70
  4. Step 4: Simplify right side
    14,380,601.10x = 282,123,637,548,012.81
  5. Step 5: Solve for x
    x = 282,123,637,548,012.81/14,380,601.10
  6. Step 6: Final answer
    x = 19,618,348.05

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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.