Home / 16,688,009.40-25,032,014.10-5,329,289.40

Finding the Fourth Proportional to 16,688,009.40, 25,032,014.10 and 5,329,289.40

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Solution

The fourth proportional to 16,688,009.40, 25,032,014.10 and 5,329,289.40 is: 7,993,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688,009.40 : 25,032,014.10 = 5,329,289.40 : x
  2. Step 2: Convert to fraction form
    16,688,009.40/25,032,014.10 = 5,329,289.40/x
  3. Step 3: Cross multiply
    16,688,009.40x = 25,032,014.10 × 5,329,289.40
  4. Step 4: Simplify right side
    16,688,009.40x = 133,402,847,403,780.56
  5. Step 5: Solve for x
    x = 133,402,847,403,780.56/16,688,009.40
  6. Step 6: Final answer
    x = 7,993,934.10

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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.