Home / 9,128,798.79-12,597,897.18-4,998,764.10

Finding the Fourth Proportional to 9,128,798.79, 12,597,897.18 and 4,998,764.10

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Solution

The fourth proportional to 9,128,798.79, 12,597,897.18 and 4,998,764.10 is: 6,898,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,798.79 : 12,597,897.18 = 4,998,764.10 : x
  2. Step 2: Convert to fraction form
    9,128,798.79/12,597,897.18 = 4,998,764.10/x
  3. Step 3: Cross multiply
    9,128,798.79x = 12,597,897.18 × 4,998,764.10
  4. Step 4: Simplify right side
    9,128,798.79x = 62,973,916,158,875.23
  5. Step 5: Solve for x
    x = 62,973,916,158,875.23/9,128,798.79
  6. Step 6: Final answer
    x = 6,898,379.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.