Home / 20,736,089.20-31,104,133.80-16,453,068.40

Finding the Fourth Proportional to 20,736,089.20, 31,104,133.80 and 16,453,068.40

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Solution

The fourth proportional to 20,736,089.20, 31,104,133.80 and 16,453,068.40 is: 24,679,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,089.20 : 31,104,133.80 = 16,453,068.40 : x
  2. Step 2: Convert to fraction form
    20,736,089.20/31,104,133.80 = 16,453,068.40/x
  3. Step 3: Cross multiply
    20,736,089.20x = 31,104,133.80 × 16,453,068.40
  4. Step 4: Simplify right side
    20,736,089.20x = 511,758,440,934,151.94
  5. Step 5: Solve for x
    x = 511,758,440,934,151.94/20,736,089.20
  6. Step 6: Final answer
    x = 24,679,602.60

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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.