Home / 14,558,995.20-21,838,492.80-14,370,038.40

Finding the Fourth Proportional to 14,558,995.20, 21,838,492.80 and 14,370,038.40

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Solution

The fourth proportional to 14,558,995.20, 21,838,492.80 and 14,370,038.40 is: 21,555,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558,995.20 : 21,838,492.80 = 14,370,038.40 : x
  2. Step 2: Convert to fraction form
    14,558,995.20/21,838,492.80 = 14,370,038.40/x
  3. Step 3: Cross multiply
    14,558,995.20x = 21,838,492.80 × 14,370,038.40
  4. Step 4: Simplify right side
    14,558,995.20x = 313,819,980,134,123.56
  5. Step 5: Solve for x
    x = 313,819,980,134,123.56/14,558,995.20
  6. Step 6: Final answer
    x = 21,555,057.60

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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.