Home / 72,048,565.92-99,426,889.50-39,008,811

Finding the Fourth Proportional to 72,048,565.92, 99,426,889.50 and 39,008,811

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Solution

The fourth proportional to 72,048,565.92, 99,426,889.50 and 39,008,811 is: 53,832,088.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,048,565.92 : 99,426,889.50 = 39,008,811 : x
  2. Step 2: Convert to fraction form
    72,048,565.92/99,426,889.50 = 39,008,811/x
  3. Step 3: Cross multiply
    72,048,565.92x = 99,426,889.50 × 39,008,811
  4. Step 4: Simplify right side
    72,048,565.92x = 3,878,524,740,823,384.50
  5. Step 5: Solve for x
    x = 3,878,524,740,823,384.50/72,048,565.92
  6. Step 6: Final answer
    x = 53,832,088.00

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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.