Home / 58,206,901.60-87,310,352.40-19,869,666.40

Finding the Fourth Proportional to 58,206,901.60, 87,310,352.40 and 19,869,666.40

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Solution

The fourth proportional to 58,206,901.60, 87,310,352.40 and 19,869,666.40 is: 29,804,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,206,901.60 : 87,310,352.40 = 19,869,666.40 : x
  2. Step 2: Convert to fraction form
    58,206,901.60/87,310,352.40 = 19,869,666.40/x
  3. Step 3: Cross multiply
    58,206,901.60x = 87,310,352.40 × 19,869,666.40
  4. Step 4: Simplify right side
    58,206,901.60x = 1,734,827,575,454,439.25
  5. Step 5: Solve for x
    x = 1,734,827,575,454,439.25/58,206,901.60
  6. Step 6: Final answer
    x = 29,804,499.60

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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.