Home / 7,553,152.32-10,423,218.96-4,115,421.60

Finding the Fourth Proportional to 7,553,152.32, 10,423,218.96 and 4,115,421.60

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Solution

The fourth proportional to 7,553,152.32, 10,423,218.96 and 4,115,421.60 is: 5,679,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553,152.32 : 10,423,218.96 = 4,115,421.60 : x
  2. Step 2: Convert to fraction form
    7,553,152.32/10,423,218.96 = 4,115,421.60/x
  3. Step 3: Cross multiply
    7,553,152.32x = 10,423,218.96 × 4,115,421.60
  4. Step 4: Simplify right side
    7,553,152.32x = 42,895,940,449,513.54
  5. Step 5: Solve for x
    x = 42,895,940,449,513.54/7,553,152.32
  6. Step 6: Final answer
    x = 5,679,210.30

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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.