Home / 62,208,020.40-93,312,030.60-57,281,146.80

Finding the Fourth Proportional to 62,208,020.40, 93,312,030.60 and 57,281,146.80

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Solution

The fourth proportional to 62,208,020.40, 93,312,030.60 and 57,281,146.80 is: 85,921,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,208,020.40 : 93,312,030.60 = 57,281,146.80 : x
  2. Step 2: Convert to fraction form
    62,208,020.40/93,312,030.60 = 57,281,146.80/x
  3. Step 3: Cross multiply
    62,208,020.40x = 93,312,030.60 × 57,281,146.80
  4. Step 4: Simplify right side
    62,208,020.40x = 5,345,020,123,004,691
  5. Step 5: Solve for x
    x = 5,345,020,123,004,691/62,208,020.40
  6. Step 6: Final answer
    x = 85,921,720.20

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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.