Home / 14,437,585-19,921,969.38-8,634,246.76

Finding the Fourth Proportional to 14,437,585, 19,921,969.38 and 8,634,246.76

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Solution

The fourth proportional to 14,437,585, 19,921,969.38 and 8,634,246.76 is: 11,914,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437,585 : 19,921,969.38 = 8,634,246.76 : x
  2. Step 2: Convert to fraction form
    14,437,585/19,921,969.38 = 8,634,246.76/x
  3. Step 3: Cross multiply
    14,437,585x = 19,921,969.38 × 8,634,246.76
  4. Step 4: Simplify right side
    14,437,585x = 172,011,199,572,084.19
  5. Step 5: Solve for x
    x = 172,011,199,572,084.19/14,437,585
  6. Step 6: Final answer
    x = 11,914,125.50

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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.