Home / 10,368,051.90-15,559,853.85-5,316,762.30

Finding the Fourth Proportional to 10,368,051.90, 15,559,853.85 and 5,316,762.30

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Solution

The fourth proportional to 10,368,051.90, 15,559,853.85 and 5,316,762.30 is: 7,979,131.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,051.90 : 15,559,853.85 = 5,316,762.30 : x
  2. Step 2: Convert to fraction form
    10,368,051.90/15,559,853.85 = 5,316,762.30/x
  3. Step 3: Cross multiply
    10,368,051.90x = 15,559,853.85 × 5,316,762.30
  4. Step 4: Simplify right side
    10,368,051.90x = 82,728,044,343,189.84
  5. Step 5: Solve for x
    x = 82,728,044,343,189.84/10,368,051.90
  6. Step 6: Final answer
    x = 7,979,131.00

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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.