Home / 10,038,430.86-13,853,000.59-5,688,346.38

Finding the Fourth Proportional to 10,038,430.86, 13,853,000.59 and 5,688,346.38

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Solution

The fourth proportional to 10,038,430.86, 13,853,000.59 and 5,688,346.38 is: 7,849,898.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038,430.86 : 13,853,000.59 = 5,688,346.38 : x
  2. Step 2: Convert to fraction form
    10,038,430.86/13,853,000.59 = 5,688,346.38/x
  3. Step 3: Cross multiply
    10,038,430.86x = 13,853,000.59 × 5,688,346.38
  4. Step 4: Simplify right side
    10,038,430.86x = 78,800,665,758,264.36
  5. Step 5: Solve for x
    x = 78,800,665,758,264.36/10,038,430.86
  6. Step 6: Final answer
    x = 7,849,898.74

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1.5x scale

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.