Home / 52,974,139.20-79,461,208.80-37,668,638.40

Finding the Fourth Proportional to 52,974,139.20, 79,461,208.80 and 37,668,638.40

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Solution

The fourth proportional to 52,974,139.20, 79,461,208.80 and 37,668,638.40 is: 56,502,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,974,139.20 : 79,461,208.80 = 37,668,638.40 : x
  2. Step 2: Convert to fraction form
    52,974,139.20/79,461,208.80 = 37,668,638.40/x
  3. Step 3: Cross multiply
    52,974,139.20x = 79,461,208.80 × 37,668,638.40
  4. Step 4: Simplify right side
    52,974,139.20x = 2,993,195,541,114,097.50
  5. Step 5: Solve for x
    x = 2,993,195,541,114,097.50/52,974,139.20
  6. Step 6: Final answer
    x = 56,502,957.60

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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.