Home / 10,374,057.48-15,559,707.78-3,087,386.40

Finding the Fourth Proportional to 10,374,057.48, 15,559,707.78 and 3,087,386.40

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Solution

The fourth proportional to 10,374,057.48, 15,559,707.78 and 3,087,386.40 is: 4,630,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374,057.48 : 15,559,707.78 = 3,087,386.40 : x
  2. Step 2: Convert to fraction form
    10,374,057.48/15,559,707.78 = 3,087,386.40/x
  3. Step 3: Cross multiply
    10,374,057.48x = 15,559,707.78 × 3,087,386.40
  4. Step 4: Simplify right side
    10,374,057.48x = 48,038,830,187,946.19
  5. Step 5: Solve for x
    x = 48,038,830,187,946.19/10,374,057.48
  6. Step 6: Final answer
    x = 4,630,669.37

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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.