Home / 47,337,715.80-71,006,573.70-21,828,547.80

Finding the Fourth Proportional to 47,337,715.80, 71,006,573.70 and 21,828,547.80

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Solution

The fourth proportional to 47,337,715.80, 71,006,573.70 and 21,828,547.80 is: 32,742,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,337,715.80 : 71,006,573.70 = 21,828,547.80 : x
  2. Step 2: Convert to fraction form
    47,337,715.80/71,006,573.70 = 21,828,547.80/x
  3. Step 3: Cross multiply
    47,337,715.80x = 71,006,573.70 × 21,828,547.80
  4. Step 4: Simplify right side
    47,337,715.80x = 1,549,970,388,124,673
  5. Step 5: Solve for x
    x = 1,549,970,388,124,673/47,337,715.80
  6. Step 6: Final answer
    x = 32,742,821.70

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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.