Home / 7,553,412-10,423,709.76-4,115,653.44

Finding the Fourth Proportional to 7,553,412, 10,423,709.76 and 4,115,653.44

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Solution

The fourth proportional to 7,553,412, 10,423,709.76 and 4,115,653.44 is: 5,679,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553,412 : 10,423,709.76 = 4,115,653.44 : x
  2. Step 2: Convert to fraction form
    7,553,412/10,423,709.76 = 4,115,653.44/x
  3. Step 3: Cross multiply
    7,553,412x = 10,423,709.76 × 4,115,653.44
  4. Step 4: Simplify right side
    7,553,412x = 42,900,376,931,305.57
  5. Step 5: Solve for x
    x = 42,900,376,931,305.57/7,553,412
  6. Step 6: Final answer
    x = 5,679,602.40

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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.