Home / 14,931,990.40-22,402,132.80-6,416,406.40

Finding the Fourth Proportional to 14,931,990.40, 22,402,132.80 and 6,416,406.40

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Solution

The fourth proportional to 14,931,990.40, 22,402,132.80 and 6,416,406.40 is: 9,626,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931,990.40 : 22,402,132.80 = 6,416,406.40 : x
  2. Step 2: Convert to fraction form
    14,931,990.40/22,402,132.80 = 6,416,406.40/x
  3. Step 3: Cross multiply
    14,931,990.40x = 22,402,132.80 × 6,416,406.40
  4. Step 4: Simplify right side
    14,931,990.40x = 143,741,188,271,569.94
  5. Step 5: Solve for x
    x = 143,741,188,271,569.94/14,931,990.40
  6. Step 6: Final answer
    x = 9,626,391.69

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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.