Home / 53,892,984.18-74,372,244.76-30,688,111.07

Finding the Fourth Proportional to 53,892,984.18, 74,372,244.76 and 30,688,111.07

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Solution

The fourth proportional to 53,892,984.18, 74,372,244.76 and 30,688,111.07 is: 42,349,551.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892,984.18 : 74,372,244.76 = 30,688,111.07 : x
  2. Step 2: Convert to fraction form
    53,892,984.18/74,372,244.76 = 30,688,111.07/x
  3. Step 3: Cross multiply
    53,892,984.18x = 74,372,244.76 × 30,688,111.07
  4. Step 4: Simplify right side
    53,892,984.18x = 2,282,343,707,665,562
  5. Step 5: Solve for x
    x = 2,282,343,707,665,562/53,892,984.18
  6. Step 6: Final answer
    x = 42,349,551.47

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.