Home / 12,604,510.40-18,916,096.80-8,343,262.40

Finding the Fourth Proportional to 12,604,510.40, 18,916,096.80 and 8,343,262.40

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Solution

The fourth proportional to 12,604,510.40, 18,916,096.80 and 8,343,262.40 is: 12,521,070.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604,510.40 : 18,916,096.80 = 8,343,262.40 : x
  2. Step 2: Convert to fraction form
    12,604,510.40/18,916,096.80 = 8,343,262.40/x
  3. Step 3: Cross multiply
    12,604,510.40x = 18,916,096.80 × 8,343,262.40
  4. Step 4: Simplify right side
    12,604,510.40x = 157,821,959,186,200.34
  5. Step 5: Solve for x
    x = 157,821,959,186,200.34/12,604,510.40
  6. Step 6: Final answer
    x = 12,521,070.17

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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.