Home / 14,337,543.52-19,785,750.32-7,811,152.64

Finding the Fourth Proportional to 14,337,543.52, 19,785,750.32 and 7,811,152.64

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Solution

The fourth proportional to 14,337,543.52, 19,785,750.32 and 7,811,152.64 is: 10,779,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337,543.52 : 19,785,750.32 = 7,811,152.64 : x
  2. Step 2: Convert to fraction form
    14,337,543.52/19,785,750.32 = 7,811,152.64/x
  3. Step 3: Cross multiply
    14,337,543.52x = 19,785,750.32 × 7,811,152.64
  4. Step 4: Simplify right side
    14,337,543.52x = 154,549,515,846,448.84
  5. Step 5: Solve for x
    x = 154,549,515,846,448.84/14,337,543.52
  6. Step 6: Final answer
    x = 10,779,358.10

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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.