Home / 7,345,686.60-11,018,529.90-6,869,795.40

Finding the Fourth Proportional to 7,345,686.60, 11,018,529.90 and 6,869,795.40

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Solution

The fourth proportional to 7,345,686.60, 11,018,529.90 and 6,869,795.40 is: 10,304,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,686.60 : 11,018,529.90 = 6,869,795.40 : x
  2. Step 2: Convert to fraction form
    7,345,686.60/11,018,529.90 = 6,869,795.40/x
  3. Step 3: Cross multiply
    7,345,686.60x = 11,018,529.90 × 6,869,795.40
  4. Step 4: Simplify right side
    7,345,686.60x = 75,695,046,021,782.47
  5. Step 5: Solve for x
    x = 75,695,046,021,782.47/7,345,686.60
  6. Step 6: Final answer
    x = 10,304,693.10

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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.