Home / 8,678,259.01-13,017,803.69-7,159,125.07

Finding the Fourth Proportional to 8,678,259.01, 13,017,803.69 and 7,159,125.07

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Solution

The fourth proportional to 8,678,259.01, 13,017,803.69 and 7,159,125.07 is: 10,739,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678,259.01 : 13,017,803.69 = 7,159,125.07 : x
  2. Step 2: Convert to fraction form
    8,678,259.01/13,017,803.69 = 7,159,125.07/x
  3. Step 3: Cross multiply
    8,678,259.01x = 13,017,803.69 × 7,159,125.07
  4. Step 4: Simplify right side
    8,678,259.01x = 93,196,084,753,417.52
  5. Step 5: Solve for x
    x = 93,196,084,753,417.52/8,678,259.01
  6. Step 6: Final answer
    x = 10,739,030.10

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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.