Home / 48,685,518.78-73,041,930.95-19,559,810.22

Finding the Fourth Proportional to 48,685,518.78, 73,041,930.95 and 19,559,810.22

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Solution

The fourth proportional to 48,685,518.78, 73,041,930.95 and 19,559,810.22 is: 29,345,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,685,518.78 : 73,041,930.95 = 19,559,810.22 : x
  2. Step 2: Convert to fraction form
    48,685,518.78/73,041,930.95 = 19,559,810.22/x
  3. Step 3: Cross multiply
    48,685,518.78x = 73,041,930.95 × 19,559,810.22
  4. Step 4: Simplify right side
    48,685,518.78x = 1,428,686,307,386,545
  5. Step 5: Solve for x
    x = 1,428,686,307,386,545/48,685,518.78
  6. Step 6: Final answer
    x = 29,345,200.45

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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.