Home / 30,240,089.67-45,360,298.53-7,520,986.92

Finding the Fourth Proportional to 30,240,089.67, 45,360,298.53 and 7,520,986.92

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Solution

The fourth proportional to 30,240,089.67, 45,360,298.53 and 7,520,986.92 is: 11,281,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240,089.67 : 45,360,298.53 = 7,520,986.92 : x
  2. Step 2: Convert to fraction form
    30,240,089.67/45,360,298.53 = 7,520,986.92/x
  3. Step 3: Cross multiply
    30,240,089.67x = 45,360,298.53 × 7,520,986.92
  4. Step 4: Simplify right side
    30,240,089.67x = 341,154,211,931,425.25
  5. Step 5: Solve for x
    x = 341,154,211,931,425.25/30,240,089.67
  6. Step 6: Final answer
    x = 11,281,521.17

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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.