Home / 13,484,566.08-20,226,312.90-7,431,300

Finding the Fourth Proportional to 13,484,566.08, 20,226,312.90 and 7,431,300

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Solution

The fourth proportional to 13,484,566.08, 20,226,312.90 and 7,431,300 is: 11,146,654.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,566.08 : 20,226,312.90 = 7,431,300 : x
  2. Step 2: Convert to fraction form
    13,484,566.08/20,226,312.90 = 7,431,300/x
  3. Step 3: Cross multiply
    13,484,566.08x = 20,226,312.90 × 7,431,300
  4. Step 4: Simplify right side
    13,484,566.08x = 150,307,799,053,770
  5. Step 5: Solve for x
    x = 150,307,799,053,770/13,484,566.08
  6. Step 6: Final answer
    x = 11,146,654.49

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1.5x scale

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.