Home / 10,816,154.40-14,925,256.92-6,464,374.32

Finding the Fourth Proportional to 10,816,154.40, 14,925,256.92 and 6,464,374.32

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Solution

The fourth proportional to 10,816,154.40, 14,925,256.92 and 6,464,374.32 is: 8,920,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816,154.40 : 14,925,256.92 = 6,464,374.32 : x
  2. Step 2: Convert to fraction form
    10,816,154.40/14,925,256.92 = 6,464,374.32/x
  3. Step 3: Cross multiply
    10,816,154.40x = 14,925,256.92 × 6,464,374.32
  4. Step 4: Simplify right side
    10,816,154.40x = 96,482,447,553,050.30
  5. Step 5: Solve for x
    x = 96,482,447,553,050.30/10,816,154.40
  6. Step 6: Final answer
    x = 8,920,217.30

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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.