Home / 7,378,594-10,182,459.72-4,159,330

Finding the Fourth Proportional to 7,378,594, 10,182,459.72 and 4,159,330

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Solution

The fourth proportional to 7,378,594, 10,182,459.72 and 4,159,330 is: 5,739,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,594 : 10,182,459.72 = 4,159,330 : x
  2. Step 2: Convert to fraction form
    7,378,594/10,182,459.72 = 4,159,330/x
  3. Step 3: Cross multiply
    7,378,594x = 10,182,459.72 × 4,159,330
  4. Step 4: Simplify right side
    7,378,594x = 42,352,210,187,187.60
  5. Step 5: Solve for x
    x = 42,352,210,187,187.60/7,378,594
  6. Step 6: Final answer
    x = 5,739,875.40

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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.