Home / 9,478,046.72-14,208,347.76-5,153,779.28

Finding the Fourth Proportional to 9,478,046.72, 14,208,347.76 and 5,153,779.28

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Solution

The fourth proportional to 9,478,046.72, 14,208,347.76 and 5,153,779.28 is: 7,725,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478,046.72 : 14,208,347.76 = 5,153,779.28 : x
  2. Step 2: Convert to fraction form
    9,478,046.72/14,208,347.76 = 5,153,779.28/x
  3. Step 3: Cross multiply
    9,478,046.72x = 14,208,347.76 × 5,153,779.28
  4. Step 4: Simplify right side
    9,478,046.72x = 73,226,688,288,522.42
  5. Step 5: Solve for x
    x = 73,226,688,288,522.42/9,478,046.72
  6. Step 6: Final answer
    x = 7,725,926.07

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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.