Home / 35,899,831.20-53,849,746.80-31,931,738.40

Finding the Fourth Proportional to 35,899,831.20, 53,849,746.80 and 31,931,738.40

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Solution

The fourth proportional to 35,899,831.20, 53,849,746.80 and 31,931,738.40 is: 47,897,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,899,831.20 : 53,849,746.80 = 31,931,738.40 : x
  2. Step 2: Convert to fraction form
    35,899,831.20/53,849,746.80 = 31,931,738.40/x
  3. Step 3: Cross multiply
    35,899,831.20x = 53,849,746.80 × 31,931,738.40
  4. Step 4: Simplify right side
    35,899,831.20x = 1,719,516,027,723,837
  5. Step 5: Solve for x
    x = 1,719,516,027,723,837/35,899,831.20
  6. Step 6: Final answer
    x = 47,897,607.60

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1.5x scale

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.